An impressive oval-shaped sapphire weighing 36.65 carats and diamond necklace, by HARRY WINSTON

Suspending a detachable oval-shaped sapphire weighing 36.65 carats within a brilliant-cut diamond surround to the marquise and brilliant-cut diamond necklace, length adjustable, 53.0 and 41.5 cm long. With maker's mark of Jacques Timey for Harry Winston  Price Realized: £337,250 ($667,418)

Accompanied by report No. 50406 dated 18 January 2008 from the SSEF Swiss Gemmological Institute stating that the sapphire is of Burmese origin, with no indications of heating

Christie's London. Jewels - The London Sale. 11 june 2008