Cushion Cut Stone Ring Size Ring size EU: 56 Cushion cut stone - 12 X 12 Rounds 72 pcs /0.8 x 0.8 mm D. rounds 20 pcs /1.0 x 1.0 mm D. rounds 8 pcs /1.25 x 1.25 mm D. rounds 204 pcs /1.5 x 1.5 mm D. rounds 4 pcs /2.0 x 2.0 mm D. rounds 2 pcs /2.5 x 2.5 mm D. rounds 4 pcs /3.0 x 3.0 mm D.Weight 14 ct gold - 13 grams.Model is ready for prototyping on 3D Printing.