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This handout photo released by Sotheby's shows a 6.01-cart Cushion-shaped Fancy Vivid Blue Diamond and Pink Diamond Ring (top) with the estimated value of 70 to 85 million HK$ ($9 to 11 million) and Golconda Pink (bottom), a rare 9.27 carat Golconda Fancy Vivid Pink Diamond and Diamond Ring with the estimated value of 100 to 150 million HK$ ($13 to 19 million). [Photo/Xinhua] |