Sotheby’s will present the De Beers Cullinan Blue, one of the most valuable blue diamonds…

Industry analyst and consultant Anil Prabhakar had a freewheeling, candid conversation with Colin Shah, MD…
An international research group led by scientists from the Swiss Gemmological Institute SSEF and the…
The fifth annual Gianmaria Buccellati Foundation Award for Excellence in Jewelry Design was presented on…