Kashmir Sapphire Sets Record, Jackie O’s Van Cleef Rubies Fetch $302,000, Spanish Royal Brooch Failed To Sell

‘Blue Belle of Asia’ Sapphire Fetches World Auction Record $17.3 Million

Harry Winston Buys World’s Largest Flawless Vivid Blue Diamond For $23.8M and Names it ‘The Winston Blue’

World’s Largest Orange Diamond Sells For A World Record $35.5 Million

Big Pink and Orange Diamonds to Lead Geneva Auctions

Harry Winston and Swatch Group Pay $26.7 Million for 101-Ct. ‘Perfect Diamond’

Christie's Geneva to Sell 101-Carat Flawless Diamond

World Record for a Colorless Diamond: 76-Carat Archduke Joseph Diamond Sells For $21.5 Million

World Records Set for Eric Clapton’s Patek Philippe Watch and Patek Chronometer

76-Carat Archduke Joseph Diamond Expected to Fetch $15 Million