The Kalo Shop / Robert R. Bower modernist ring

The Kalo Shop / Robert R. Bower (1902-1993)
modernist ring
Chicago, Illinois
sterling silver, turquoise
stamped marks
8.8 dwts
size: 7 3/4; face: 9/16"w x 7/8"h

Provenance:
The Paul & Terry Somerson Collection of 20th and 21st Century Metalwork and Jewelry

Catalog Note:
Articles of jewelry or holloware stamped with a mark identifying the maker, in addition to the Kalo mark, are rare.
Condition Report: Some light surface scratches to the stone typical of age and wear. Silver with light surface scratches typical of age, use and polishing. Stamped: RRB Sterling Kalo.