Extremely Rare 75-Carat Briolette Diamond Up For Sale

Bored of your brilliant or princess cut stone? How about a pear-shaped briolette? Christie's Hong Kong is previewing this beauty, which they say is the biggest briolette diamond ever to appear at auction. And it comes with a heavy price tag, estimated to sell between $8.5 to 12.5 million U.S. dollars. Chiang Shiu-Fung is Christie's resident jewelry expert.