I 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.
if need our assitant when printing it, feel free to let me know.
Available formats upon request: .c4d, .obj, .fbx, .ma/.mb, .lwo/.lws, .3ds, .3dm, .dxf/.dwg, .stl.