A Christie's employee models The Rosebery pearl and diamond tiara and bracelet at Christie's in London...
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)