Rare Fancy Vivid Blue Diamond ring. Sold 5,313,000 CHF at Sotheby's Geneva, 14 Nov 2007, lot 377A.

Set with a fancy vivid blue pear-shaped diamond weighing 4.16 carats, framed by brilliant-cut diamonds of pink tint, the hoop pavé-set with similar brilliant-cut stones, mounted in platinum and yellow gold, size 45.

Accompanied by GIA report no. 10486260, dated 9 November 1998, stating that the 4.16 carat diamond is Fancy Vivid Blue, Natural Colour, VS1 Clarity.