The model can be used for production, for casting and machining.STLModel is ready for prototyping on CNC and 3D Printing.Round stones:D 1,0 mm – 24В 1,25mm – 12D 2.0mm – 1Triangles All (3 parts) – 803654Vertices All – 1Metal Weight: Gold 14k – 2.84 gramsGold 18k – 3.31 grams