S / 17 mm width x 16 mm x 2.8 mm ( Inside 11 mm )  / Brass 2.5 g / $ 3
M / 21 mm width x 20 mm x 3.8 mm ( Inside 14 mm ) / Brass 6.0 g / $ 4
L / 26 mm width x 25 mm x 4.0 mm ( Inside 18 mm )  / Brass 7.5 g / $ 5

This is a quality solid brass D 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 / Natural brass