Map and Size Stone : Please look at the image above.Width Ring : Please look at the image above.Thichness : Please look at the image above.Metal weight: Please look at the image above.File format :STL;OBJ;3MF;AMF;3DM;ZIPReady for 3D printing and castiFeaturesHigh-quality jewelry CAD modelClean mesh for 3D printingOptimized for castingSuitable for MatrixGold / Rhino / Zbrush/BlenderPerfect for:Jewelry designersCustom engagement ringsJewelry production3D printing casting workflowEnjoy the model, and leave a feedback, please thank you#printable,#printing,#engagement,#ring,diamond,#jewelry,#cad,#stl,#model,#wedding,#luxury,#design,#solitaire,#halo,#oval,#3D