This Bulgari style ring is 10 mm wide and looks very stylish on the finger. STL files of this ring model are available for download in American finger sizes: US 6.25.If you need other specific sizes of this ring, you can contact me via private message for special customization. The STL mesh files have been verified using Materialise Magics software. STL files have a good closed mesh which will allow you to get a good 3D printing or milling result.