The model is made for mass production (master model (+5%)). File STL checked and without errors. Resolution 0.01 millimeter. The main dimensions are shown on the image. The volume of the model is 263 cubic millimeters. Inserts: 8 round gems with a diameter of 1.25 mm.20 round gems with a diameter of 2.0 mm.Weight of finished product in silver 22 K 2.74 grams.