Brand: Tiffany & Co. Name: Tiffany & Co. Classic Solitaire Ring 0.25CT Common name: Classic solitaire Model #: 34200 Material: Platinum 950 Item rank: Used item A Category: Ladies Size: No. 11.5 Actual size: Max Depth: 5.0 mm (0.20 in) Arm Max Depth: 1.9 mm (0.07 in) Stone used: Diamond 0.25CT Weight: 4.3 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.