The letter D. The dimensions are indicated in the pictures, also the weight of the metal. There is a hole (2mm) that passes through the letter. Suitable for a bracelet or necklace. Clean and classic design! D Letter Size: Length 11mm, Width 9mm, Thickness 3.47mm Gemstones are round cut diamonds - 1 mm (26 gems) STL, 3DM Files All my models are printable.