The models can be used both in a bracelet and as a separate pendant/necklace. The reverse side of the plate can be laser engraved. The volume of the 3D model is 0.23 cubic centimeters. Weight --- Gold 14K 3.1 grams, gold 18K 3.6 grams, silver 2.4 grams. Model is fully ready for 3D printing of plastic, metal or jewelry wax (compatible for all 3D printers). Available for casting metal re-production.