Ring size: 20 mm inner diameter. Flat top: 12 x 7 mm. Volume = 0.682 cubic centimeters. File formats: 3DM, STL, OBJ, MLT. Printable model. And because we can customize model according to your finger size and gem parameters and place just about any design, we offer to you this service. Just buy this model and make a request to us.
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