Platinum and diamond 'Tryst' ring, Harry Winston the emerald-cut diamond weighing 0.80 carat is claw-set between a pair of brilliant-cut diamond shoulders, size I, numbered 281528, maker's mark Hw for Harry Winston. Accompanied by a GIA diamond dossier numbered 2146493287, dated 11 January 2013, stating that the 0.80 carat diamond is E colour, VVS1 clarity, laser inscribed, Harry Winston Retail Replacement valuation, purchase invoice and box.