The rare Graff diamond, which a devoted husband purchased for his wife during their marriage, will be auctioned off at Sotheby's later this month.

With Valentine's Day just around the corner, there's still time to find a perfectly matched jewelry gift for the one you love ...

Add Yahoo as a preferred source to see more of our stories on Google. PARIS — High jewelry house Graff is refocusing its brand communications, marked by a new campaign featuring Rianne Van Rompaey, a ...