Diamond ring, Tiffany & Co., the square cushion brilliant-cut diamond weighing 2.59 carats is claw-set between similarly-cut diamond set shoulders, mounted in platinum, size M1/2, signed Tiffany & Co., numbered 27230814. Accompanied by a Tiffany & Co. certificate numbered 27230814/L06302795 stating that the 2.59 carat diamond is H colour, VVS2 clarity, together with a Tiffany & Co. box.