15 mm diameter x 2.2 mm thick / Brass 0.5 g / $ 2 18 mm diameter x 2.8 mm thick / Brass 2.5 g / $ 2 21 mm diameter x 2.8 mm thick / Brass 3.5 g / $ 2

This is a quality solid brass circle ring.  

This is suitable for use in strap or joint of leather accessories.

This ring is made by skilled Japanese craftsmen.

Material / Solid brass

Color / Raw brass

Weight / 0.5 g ~ 3.5 g