This is a Tiffany Harmony ring. Size: 5 Engraving: TIFFANY&Co., PT950, D0.27CT, Serial Number Purchase Date: 2011.6.28 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 grade is 0.27ct carat, near colorless (H) color, IF clarity, EXCELLENT cut, proportion, and polish, and NONE fluorescence. IF (Internally Flawless) is a clarity grade even higher than VVS-1, making it a rare diamond. There are no personal engravings such as initials or dates. There are some minor scratches on the metal, but overall, it is in good condition. This is a genuine item purchased from an authorized dealer in Japan. The accessories shown in image 10 are included. Material: Platinum Size: 5 Accessories: Guarantee (certificate)