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A employee poses with an oval shaped ruby and diamond ring and a rectangular cut sapphire and diamond ring from the Lily Safra collection during an auction preview at Christie's in Geneva May 10, 2012. The sapphire ring is expected to sell between CHF 420,000 and 500,000 ($ 450,000-550,000) and the ruby ring between CHF 2,800,000 and 4,600,000 ($ 3,000,000-5,000,000) when they go into auction May 18, 2012 in Geneva. [Photo/Agencies] |