Thickness: 2.3 mm
Width: 8 mm
Depth of groove: 1.4 mm
Width of groove: 4 mm
Top quality ring blank , exquisite polish with a textured interior groove to ensure excellent adhesion with inlay material. Tungsten Carbide has weight and density similar to gold/platinum but cannot be scratched with anything except diamond. This makes sanding your inlay easy and risk free, as it is virtually impossible to damage the metal.