I made this model in the Rhinoceros used a program I wrote in Grasshopper.
This collection contains rings of all US sizes from 2 to 14,5
One line of diamonds) : 3 mm Profile height: 2 mm
Diameter: Size chart is in pictures = from 13,2mm (US2) to 23.5mm (US14,5)
All rings are in formats - 3DM (Rhinoceros), STL (Stereolithiography), FBX, OBJ, STP, 3DS.
I can make any ring diameter on request. I can also make versions with other diamonds, but this is for an additional fee.