Yellow Diamond Graff Ring Sells for $16,347,847 at Auction
The top lot from Sotheby's Magnificent Jewels & Noble Jewels sale set a world auction record for a yellow diamond...
Graff Diamonds and Beats by Dre Team Up for Super Bowl XLVIII
The luxury manufacture teamed up with the electronics company to create special $25,000 diamond-encrusted headphones...
