A classic single stone diamond ring in platinum by Tiffany & Co. The round brilliant cut diamond weighs 0.31ct, is F colour, VVS1 in clarity. The ring features the iconic knife edge, six claw setting, is currently a size J 1/2 but can be adjusted for a perfect fit and has a gross weight of 4.25 grams. The ring comes complete with a Tiffany & Co presentation box, Tiffany & Co Diamond Certificate and original Valuation for Insurance dated November 2010.