Brand: Tiffany & Co. Name: Tiffany & Co. Open Heart Ring Common name: Open Heart Material: 925Silver Item rank: Used item A Category: ladies Size: No. 11.5 Actual size: Maximum width: 18.4 mm (0.72 in) Arm maximum width: 3.2 mm (0.13 in) Weight: 5.3 g Accessories: No accessories Detailed Polished. • Ring size listed will usually be international sizing, not US, unless otherwise stated. You accept this description upon purchase. Please use the Ring Size Chart.