Diamond gold ring 3d printable jewel 3D Model

diamond gold ring 3d printable jewel 3D print modelGold Ring engagement ring printable 3d JewelI am a designer also a modeler, i have been engaged on Jewelry 3d printing years, I would like to share how to use the 3d Printer to print the design and which way to casting it well.Ring Size: 22 mm(adjustable).Diamond ring 3.11 gDiamond 0.47 ctAlternative gemstone 5 mm