A necklace designed by Bvlgari, which belonged to the late actress Elizabeth Taylor, is seen during a media preview at Christie's in Hong Kong November 24, 2011. The necklace is expected to fetch between $1 million to $1.5 million, and its pendant brooch is expected to fetch between $500,000 and $700,000 during the "The Collection of Elizabeth Taylor" auction from December 3 to 16. Christie's also announced that a portion of the profits generated from related exhibition admissions, events and publications will be donated to the Elizabeth Taylor AIDS foundation (ETAF). ETAF provides funding to AIDS organizations throughout the world to help those living with HIV and AIDS. REUTERS/Tyrone Siu (CHINA - Tags: BUSINESS ENTERTAINMENT SOCIETY) 

A model poses with a necklace diamond parure during a media preview in Geneva, November 9, 2011. The diamond parure comprising a necklace, a brooch and a pair of earrings dates from the mid-19th century and contains jewels which may have formed part of a gift presented by Empress Catherine I, wife of Peter the Great of Russia to the Twenty-Third Ottoman Sultan Ahmed III to negotiate peace after Pruth River Battles. It will be sold in auction at Sotheby's Geneva on November 15 and expected to fetch in the region of US$10 million. REUTERS/Michael Buholzer (SWITZERLAND - Tags: FASHION BUSINESS) 

"The night of the Iguana" brooch, part of a show of Elizabeth Taylor's collection of jewelry, paintings and costumes held in Moscow's GUM shopping centre on Red Square, September 15, 2011. The two day show is the first of a world tour of the items from the late actress's estate due to be auctioned in December. REUTERS/Sergei Karpukhin (RUSSIA - Tags: ENTERTAINMENT SOCIETY) 

Britain's Prince William and Catherine, Duchess of Cambridge are presented with Harry Winston Diamond cufflinks and a brooch as they attend a session of Youth Parliament at the Legislative Assembly in Yellowknife, Canada July 5, 2011. Photograph taken on July 5, 2011. REUTERS/Chris Jackson/Pool (BRITAIN - Tags: ROYALS SOCIETY ENTERTAINMENT POLITICS) 

Britain's Prince William and Catherine, Duchess of Cambridge display Diamond cufflinks and a brooch they were presented with as they attended a session of Youth Parliament at the Legislative Assembly in Yellowknife, Canada July 5, 2011. Photograph taken on July 5, 2011. REUTERS/Chris Jackson/Pool (BRITAIN - Tags: ROYALS SOCIETY ENTERTAINMENT POLITICS) 

Britain's Prince William and Catherine, Duchess of Cambridge are presented with Harry Winston Diamond cufflinks and a brooch as they attend a session of Youth Parliament at the Legislative Assembly in Yellowknife, Canada July 5, 2011. Photograph taken on July 5, 2011. REUTERS/Chris Jackson/Pool (BRITAIN - Tags: ROYALS SOCIETY ENTERTAINMENT POLITICS) 

Britain's Queen Elizabeth, wearing a brooch with the Regimental emblem, smiles as she inspects the troops from the Royal Regiment of Scotland during a presentation of new Colours ceremony in Holyrood Park in Edinburgh, Scotland July 2, 2011. The Queen, in her role as Colonel in Chief of The Royal regiment of Scotland, presented the Colours to the battalions from the regiment for the first time since its formation five years ago. REUTERS/David Moir (BRITAIN - Tags: ROYALS MILITARY ENTERTAINMENT) 

Christie's employees model The Rosebery pearl and diamond tiara at Christie's in London June 6, 2011. The tiara is expected to sell for £1-1.5 million (US $ 1.6-2.5 million) and the bracelet and brooch, which will be sold together, are expected to earn £300,000-400,000 (US $500,000-660,000) when they are auctioned in London on June 8. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SOCIETY) 

A Christie's employee models The Rosebery pearl and diamond tiara, bracelet and brooch at Christie's in London June 6, 2011. The tiara is expected to sell for £1-1.5 million (US $ 1.6-2.5 million) and the bracelet and brooch, which will be sold together, are expected to earn £300,000-400,000 (US $500,000-660,000) when they are auctioned in London on June 8. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SOCIETY) 

Christie's employees model The Rosebery pearl and diamond tiara, bracelet and brooch at Christie's in London June 6, 2011. The tiara is expected to sell for £1-1.5 million (US $ 1.6-2.5 million) and the bracelet and brooch, which will be sold together, are expected to earn £300,000-400,000 (US $500,000-660,000) when they are auctioned in London on June 8. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SOCIETY) 

A Christie's employee is reflected in a mirror as she models The Rosebery pearl and diamond tiara and bracelet at Christie's in London June 6, 2011. The tiara is expected to sell for £1-1.5 million (US $ 1.6-2.5 million) and the bracelet, which will be sold with a matching brooch, is expected to earn £300,000-400,000 (US $500,000-660,000) when they are auctioned in London on June 8. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SOCIETY) 

A Christie's employee models The Rosebery pearl and diamond tiara, bracelet and brooch at Christie's in London June 6, 2011. The tiara is expected to sell for £1-1.5 million (US $ 1.6-2.5 million) and the bracelet and brooch, which will be sold together, are expected to earn £300,000-400,000 (US $500,000-660,000) when they are auctioned in London on June 8. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SOCIETY) 

A visitor takes a photo of a medieval treasure in Vienna May 2, 2011. The treasure consisting of 153 parts of gilded silber rings, brooches, parts of belts and parts of vessels and cutlery from the time of 1250 to 1350, was found in 2007, buried in a garden near the city of Wiener Neustadt, some 70 kilometres south of Vienna. REUTERS/Herwig Prammer (AUSTRIA - Tags: SOCIETY) 

A woman looks at a medieval treasure in Vienna May 2, 2011. The treasure consisting of 153 parts of gilded silber rings, brooches, parts of belts and parts of vessels and cutlery from the time of 1250 to 1350, was found in 2007, buried in a garden near the city of Wiener Neustadt, some 70 kilometres south of Vienna. REUTERS/Herwig Prammer (AUSTRIA - Tags: SOCIETY) 

President of Oesterreichisches Bundesdenkmalamt (Austrian office for preservation of historical monuments) Barbara Neubauer presents a medieval treasure in Vienna May 2, 2011. The treasure consisting of 153 parts of gilded silber rings, brooches, parts of belts and parts of vessels and cutlery from the time of 1250 to 1350, was found in 2007, buried in a garden near the city of Wiener Neustadt, some 70 kilometres south of Vienna. REUTERS/Herwig Prammer (AUSTRIA - Tags: SOCIETY) 

A special ring created by Romanian jeweler Ovidiu Paraianu, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, is seen during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: ENTERTAINMENT SOCIETY ROYALS) 

An ornamental key created by Romanian jeweler Ovidiu Paraianu, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, is seen during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

A special ring and an ornamental key created by Romanian jeweller Ovidiu Paraianu, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, are seen during an interview in Bucharest, April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

Romanian jeweller Ovidiu Paraianu shows two special rings and an ornamental key he created, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

Romanian jeweller Ovidiu Paraianu shows two special rings and an ornamental key he created, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

Romanian jeweller Ovidiu Paraianu shows two special rings and an ornamental key he created, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

Romanian jeweller Ovidiu Paraianu shows two special rings and an ornamental key he created, which he hopes to give to Britain's Prince William and Kate Middleton for their wedding, during an interview in Bucharest April 15, 2011. Paraianu, a former coal miner from western Romania, has already created jewels for Carla Bruni and royalty in Spain and Saudi Arabia and told Reuters on Friday he would like to give the gifts to the royal couple personally. The gold rings -- one for Queen Elizabeth II and one for Kate -- are studded with diamonds and rubies and feature miniature maps of Great Britain and the key, which can be used a tie clip or as a brooch, is embossed with the initials K and W. "They are presents, not anything else," Paraianu told Reuters. "The value is symbolic." To match Reuters Life! BRITAIN-WEDDING/ODD JEWELS. REUTERS/Radu Sigheti (ROMANIA - Tags: SOCIETY ROYALS) 

National Councillor member of the Swiss Green Party Therese Froesch puts on a brooch during a debate in the National Council during the spring parliament Session in Bern March 14, 2011. Switzerland has suspended the approvals process for three new nuclear power stations so safety standards can be revisited after the explosion at a Japanese plant, Energy Minister Doris Leuthard said on Monday. The brooch reads: Solidarity with Japan. REUTERS/Pascal Lauener (SWITZERLAND - Tags: POLITICS) 

National Councillor member of the Swiss Green Party Therese Froesch puts on a brooch during a debate in the National Council during the spring parliament Session in Bern March 14, 2011. Switzerland has suspended the approvals process for three new nuclear power stations so safety standards can be revisited after the explosion at a Japanese plant, Energy Minister Doris Leuthard said on Monday. The brooch reads: Solidarity with Japan. REUTERS/Pascal Lauener (SWITZERLAND - Tags: POLITICS) 

"Brown with devore floral pattern jacket and metal flower brooches" designed by Yohji Yamamoto from his Autumn/Winter 1998-9 collection is displayed at the V&A, in London March 10, 2011. The Yohji Yamamoto retrospective exhibition, which showcases over 80 women's and menswear garments, runs from March 12 to July 10, 2011. REUTERS/Suzanne Plunkett (BRITAIN - Tags: FASHION ENTERTAINMENT) 

A supporter of ousted former Honduran President Manuel Zelaya holds a brooch bearing his image during a rally to demand his return on the day Porfirio Lobo begins the second of his four-year term as president, in Tegucigalpa January 27, 2011. REUTERS/Edgard Garrido(HONDURAS - Tags: POLITICS) 

A handbag and brooch belonging to Jacqueline Kennedy Onassis is seen as part of an upcoming exhibition, "Notorious and Notable: Twentieth Century Women of Style" at the Museum of New York September 8, 2010. Fashion may be for followers but style is original is the message of a new exhibit which gives a glimpse into the closets of 81 women who made their mark on Manhattan. "Notorious & Notable: 20th Century Women of Style," which opens on Tuesday during New York Fashion Week, includes fashions and jewels worn by glamorous newsmakers such as Jacqueline Kennedy Onassis and stripper Gypsy Rose Lee. Picture taken September 8, 2010. To match Reuters Life! FASHION EXHIBITION/ REUTERS/Eric Thayer (UNITED STATES - Tags: SOCIETY ENTERTAINMENT) 

Jessica Wyndham, a trainee specialist in Sotheby's jewellery department, holds a ruby, diamond and emerald brooch by Cartier during a media viewing at Sotheby's in central London July 22, 2010. Sotheby's will auction, in November, 20 pieces from the Duchess of Windsor's collection which are estimated to fetch in the region of 3 million pounds (US$4.5 million). REUTERS/Andrew Winning (BRITAIN - Tags: SOCIETY BUSINESS ROYALS) 

Jessica Wyndham, a trainee specialist in Sotheby's jewellery department, holds a ruby, diamond and emerald brooch by Cartier during a media viewing at Sotheby's in central London July 22, 2010. Sotheby's will auction, in November, 20 pieces from the Duchess of Windsor's collection which are estimated to fetch in the region of 3 million pounds (US$4.5 million). REUTERS/Andrew Winning (BRITAIN - Tags: SOCIETY BUSINESS ROYALS) 

A model wears a diamond riviere of 20 brilliant-cut diamonds for a total weight of 155.17 carats (top) and a and a 'White Light' diamond brooch during an auction preview at Christie's in Geneva May 7, 2010. The riviere is estimated to fetch between USD 1,800,000 to 2,400,000 and the brooch USD 1,000,000 to 1,500,000 when they will go on sale in Geneva on May 12, 2010. REUTERS/Denis Balibouse(SWITZERLAND - Tags: ENTERTAINMENT SOCIETY) 

Britain's Queen Elizabeth arrives for the opening of the Supreme Court of the United Kingdom, London, October 16, 2009.The Supreme Court which replaces the Appellate Committee of the House of Lords, is the highest court in the United Kingdom and will hear civil cases from England, Wales, Northern Ireland and Scotland and criminal cases from England, Wales and Northern Ireland. REUTERS/Stefan Wermuth (BRITAIN ROYALS POLITICS SOCIETY CRIME LAW) 

Former Communities Secretary Hazel Blears brooch, depicting a boat at water, is seen as she leaves her office in London following her resignation from the Cabinet June 3, 2009. Blears' decision to quit, on the eve of European and local elections in which Brown's Labour Party faces a rout, followed a similiar move by Britain's first female interior minister and pre-empted a widely expected cabinet reshuffle. REUTERS/Kieran Doherty (BRITAIN POLITICS) 

Britain's Queen Elizabeth prepares to sign her name after opening the new south wing of Altnagelvin area hospital, in Londonderry, Northern Ireland May 6, 2009. The Queen is on a three-day visit to Northern Ireland. REUTERS/Cathal McNaughton (BRITAIN HEALTH ROYALS SOCIETY) 

A Christie's employee dispalys a "Mystery Set" sapphire and diamond "Deux Feuilles" brooch by van Cleef & Arpels during an auction preview in Geneva May 4, 2009. The brooch will be on sale May 11 in Geneva and is expected to reach between $ 80,000 and $ 105,000. REUTERS/Denis Balibouse (SWITZERLAND) 

Alexander Calder's "Figa Brooch" is seen during the press preview of his jewellery exhibit at the Metropolitan Museum of Art in New York December 8, 2008. The U.S. sculptor Calder may be best known for his large-scale mobiles, some the size of planes, but the artist also worked on a smaller scale. REUTERS/Shannon Stapleton (UNITED STATES) 

An English aquamarine and diamond brooch worth £8,750 is displayed at Bentley and Skinner jewellers in London, September 3, 2008. Rare vintage jewels are increasingly popular investments to protect against rising inflation and economic uncertainty, and Art Deco designs are commanding the most attention from collectors. To match feature MARKETS-JEWELLERY/VINTAGE REUTERS/Suzanne Plunkett (BRITAIN) 

An art nouveau Spanish brooch from the 1910's, made from18-carat gold and opals and worth £36,000, is displayed at Bentley and Skinner jewellers in London, September 3, 2008. Rare vintage jewels are increasingly popular investments to protect against rising inflation and economic uncertainty, and Art Deco designs are commanding the most attention from collectors. To match feature MARKETS-JEWELLERY/VINTAGE REUTERS/Suzanne Plunkett (BRITAIN) 

An English aquamarine and diamond brooch worth £8,750 is displayed at Bentley and Skinner jewellers in London September 3, 2008. Rare vintage jewels are increasingly popular investments to protect against rising inflation and economic uncertainty, and Art Deco designs are commanding the most attention from collectors. To match feature MARKETS-JEWELLERY/VINTAGE REUTERS/Suzanne Plunkett (BRITAIN) 

An art nouveau Spanish brooch from the 1910's, made from 18-carat gold and set with opals and worth £36,000, is displayed at Bentley and Skinner jewellers in London September 3, 2008. Rare vintage jewels are increasingly popular investments to protect against rising inflation and economic uncertainty, and Art Deco designs are commanding the most attention from collectors. To match feature MARKETS-JEWELLERY/VINTAGE REUTERS/Suzanne Plunkett (BRITAIN) 

A worker of the Swiss Federal Railways SBB cargo with a brooch protests during their strike on job cuts in Bern March 19, 2008. The brooch reads: " Hands off from our workshop in Bellinzona." REUTERS/Stefan Wermuth (SWITZERLAND) 

A brooch is seen on a vest of a worker of the Swiss Federal Railways SBB cargo during a news conference in Bern March 17, 2008. The brooch reads: " Hands off from our workshop in Bellinzona." REUTERS/Pascal Lauener (SWITZERLAND) 

Fashion designer Karl Lagerfeld poses for photographers as he walks the red carpet at the entry of Valentino's gala dinner at Villa Borghese in Rome July 7, 2007. REUTERS/Dario Pagnatelli (ITALY) 

Britain's Queen Elizabeth (R) visits the Children's National Medical Center in Washington May 8, 2007. REUTERS/Jonathan Ernst (UNITED STATES) 

A penitent waits for the start of a the procession of 'Silencio y De La Santa Cruz' brotherhood during Holy Week in Oviedo, northern Spain, April 3, 2007. Hundreds of Easter processions take place in Spain during Holy Week around the clock drawing thousands of visitors. REUTERS/Eloy Alonso Gonzales(SPAIN) 

Pakistani children take part in a religious rally ahead of the Muslim festival of Eid-e-Milad-ul-Nabi in Karachi March 25, 2007. Dawat-e-Islami, a religious group, organised the rally as part of their celebrations to mark the birth anniversary of Prophet Mohammad which is known as Eid-e-Milad-ul-Nabi. REUTERS/Athar Hussain (PAKISTAN) 

Britain's Queen Elizabeth leaves Westminster Abbey in London after her Commonwealth Day message, March 12, 2007. REUTERS/Luke MacGregor (BRITAIN) 

Milena Canonero holds her Best Costume Design Oscar for "Marie Antoinette" at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. REUTERS/Gary Hershorn (UNITED STATES) 

Actress Lisa Ray arrives at the 79th Annual Academy Awards in Hollywood, California, February 25 2007. REUTERS/Lucas Jackson (UNITED STATES) 

An Indian police office adjusts the brooch on his colleague during a rehearsal for the country's Independence Day parade in Srinagar August 13, 2006. Indian Prime Minister Manmohan Singh will address the nation from the Red Fort in New Delhi on India's 59th Independence Day on Tuesday. REUTERS/Danish Ismail (INDIAN-ADMINISTERED KASHMIR) 

A brooch made from the Cullinan diamond, worn by Britain's Queen Elizabeth II, is displayed at Buckingham Palace in London, July 25, 2006. The largest ever exhibition of the Queen's evening dresses and jewellery has been put on display as part of the summer opening of the State Rooms at Buckingham Palace. REUTERS/Toby Melville (BRITAIN) 

The "American Flag Brooch" by Tiffany, circa 1900, is seen at the "Bejewelled by Tiffany" exhibition at Somerset House in London June 21, 2006. 

"The Tiffany Yellow Diamond Brooch", cut in 1878 and of 128.54 carats, is seen at the "Bejewelled by Tiffany" exhibition at Somerset House in London June 21, 2006. 

The "American Flag Brooch" by Tiffany, circa 1900, is seen at the "Bejewelled by Tiffany" exhibition at Somerset House in London June 21, 2006. REUTERS/Stephen Hird (BRITAIN) 

"The Tiffany Yellow Diamond Brooch", cut in 1878 and of 128.54 carats, is seen at the "Bejewelled by Tiffany" exhibition at Somerset House in London June 21, 2006. REUTERS/Stephen Hird (BRITAIN) 

"The Tiffany Yellow Diamond Brooch", cut in 1878 and of 128.54 carats, is seen at the "Bejewelled by Tiffany" exhibition at Somerset House in London June 21, 2006. REUTERS/Stephen Hird (BRITAIN) 

Brenda Alfaro puts a brooch on the suit of her husband Pablo Wanchope, a member of Costa Rica's national soccer team, before his departure for Germany at Cariari Hotel in Heredia, near San Jose, Costa Rica May 16, 2006. Costa Rica's national soccer team departed for Lahr, Germany, in preparation for the 2006 World Cup in Germany. WORLD CUP 2006 PREVIEW REUTERS/Juan Carlos Ulate 

A Tarantula Brooch is positioned for display at a pearl exhibition in Sydney April 6, 2006. [A rare oval pearl from the Horse Conch is the abdomen for the spider with its thorax of golden sapphires, a ruby eye and yellow gold legs studded with white and brown diamonds. The piece is part of an exhibition called 'Pearls - Opulence Obsession' organised by the American Museum of Natural History, New York in collaboration with The Field Museum of Chicago. The display will be on show in Sydney for the next four months and features half a million pearls in more than 900 pieces of artwork.] 

A Tarantula Brooch is positioned for display at a pearl exhibition in Sydney April 6, 2006. A rare oval pearl from the Horse Conch is the abdomen for the spider with its thorax of golden sapphires, a ruby eye and yellow gold legs studded with white and brown diamonds. The piece is part of an exhibition called 'Pearls - Opulence + Obsession' organised by the American Museum of Natural History, New York in collaboration with The Field Museum of Chicago. The display will be on show in Sydney for the next four months and features half a million pearls in more than 900 pieces of artwork. REUTERS/Will Burgess 

Melha Nechiche, a Kabylian jewel craftsperson, is seen through a brooch at her workshop in the Beni-yenni district of Tiziouzou, 150 km (93 miles) east of Algiers, March 31, 2006. 

Melha Nechiche, a Kabylian jewel craftsperson, holds up a brooch from one of her collections at her workshop in the Beni-yenni district of Tiziouzou, 150 km (93 miles) east of Algiers, March 31, 2006.