This is a Tiffany Harmony ring. Size: US 3.5 (Japanese size 5) Engraving: TIFFANY & Co., Pt950, D0.35CT, Serial Number Purchase Date: 2017.10.7 Weight: Approximately 3.3g Accessories: Outer box, case, purchase date card, appraisal certificate, full lifetime warranty The diamond is nearly colorless and has excellent brilliance. The diamond grade is 0.35ct carat, I color, VVS-2 clarity, EXCELLENT cut, polish, and symmetry, and NONE fluorescence. There are no personal engravings such as initials or dates. It has been polished for sale, so it is in beautiful condition with no particular issues. This is a genuine item purchased from an authorized retailer in Japan. The accessories shown in image 10 are included. Material... Platinum Model Name... Harmony Ring Size... Size 5 Accessories... Appraisal certificate