The classic genuine Tiffany & Co. platinum six prong ring featuring a 2.31 carat Round Brilliant Cut Diamond. The ring is accompanied by G.I.A. Report #2203442463 grading the diamond as I color – VS1 clarity, measuring 8.47-8.49 x 5.26 mm. The diamond is engraved by Tiffany & Co. with it’s serial numbers, the setting is stamped Tiffany&Co. Pt 950 + 2.31. Yes, Gasp!