by AHW Studio
Solid Sterling Silver 925.
Recycled from an obsolete watch part.
This ring DOES spin and move.
Approx. 18 x 16mm top face.
The ring is highly polished, with a smooth and snug fit.
Single (1) ruby-jewel bearings. Jewels are ruby bearing-points inset by the watchmaker to reduce friction caused by the movement of rotating gears.