110-carat Sun-Drop diamond to be auctioned

One of the world's largest diamonds, a pear-shaped 110.3-carat yellow rock, will be auctioned in Geneva in November, and is expected to fetch about $15 million.

110-carat Sun-Drop diamond to be

A staff member of Sotheby's displays the Sun-Drop diamond during a press preview in Hong Kong, Thursday, Oct. 6, 2011. The 110.03 carats diamond has been graded Fancy Vivid Yellow, the highest color grading for a yellow diamond. The diamond will be sold in auction at Sotheby's Geneva on Nov. 15 and expected to fetch US$11-15 million. (AP Photo/Kin Cheung)