A diamond single-stone ring, by Tiffany & Co., the round brilliant-cut diamond, weighing 1.38 carats, within a six-claw setting, signed Tiffany & Co., numbered 22086367, mounted in platinum, with original leather diamond certificate folio, ring size I 1/2 . Accompanied by a Tiffany & Co. Diamond Certificate stating that the diamond is G colour, VS2 clarity. Certificate number 22086367/H07100111