Brand Tiffany & Co Rank A Size #9 (9 JP / US 5) Material WGWhite Gold - Comment TIFFANY& Co (Material)750WG (Size)#9 (Ring Width) Max 7.5 mm (0.30 in) / Min 3.2 mm (0.13 in) (Total Weight)5.2g Tiffany & Co presents Double Rubbing Heart Diamond Ring. The ring is made up of two rubbing hearts in the shape of "infinity." which means eternity. And shows the genius designer's skill without regret.