A Vintage Extremely Fine solid sterling Silver Spinning Dog Bone Ring

A Vintage Extremely Fine solid sterling Silver Spinning Dog Bone Ring. Very uncommon design, with very detailed Craftsmanship to create such a piece. Clearly Hallmarked 925, confirming the Sterling Silver Standard of quality. The middle section spins freely and there is no damage or losses, just a lovely soft aged patina. Dimensions approx.: Ring Size S ½  or  9 ½ ;  Band width 0.8cm.; Band thickness generally 0.2cm to 0.4cm at raised bones. Europe.