NIQUA's practice rings are ideal for practicing stone setting thanks to their phosphor bronze alloy.
The various components of this alloy enhance both corrosion resistance and strength.
Dimensions:
Width: 1.7mm
Outer diameter: 21mm
Inner diameter: 17mm
Quantity: 5 pieces
Item number: 08 200 001
Check out:
THE ONLINE DIAMOND SETTING SCHOOL
WITH IAN BARNARD