US finger sizes 13|12.25| 11 | 10.25 |9.5| 8.75 |8|(inner diameter 22| 21.3|20.4 | 19.8| 19.2| 18.8|18 mm). silver weight 7.7gr. 14k gold 9.6 gr . Gem 11x9x2mm.Mesh: vertex count = 70394 facet count = 96606Volume = 736.064521 (+/- 1e-07) cubic millimeters90% of my 3d models have been checked: made wax and finished product in gold or silver.There 3dm file for editing and stl for printing. The size of the model you can see on one of the photos presented here. Model are for 3D printer or cnc machine.Made in program Matrix +Rhinoceros . The model is tested and verified in the program Magics. finger ring silver platinum signet pattern drawing ring men exclusive gold jewel jewellery signet filigree rings jewelry printable silver jewellery jewel 3dprint sterling gift brutal mens signetring black stone onyx