Gruen Enamel Tank men's Art Deco design wristwatch in 14K green gold fill, circa 1929.
This Gruen "Tank" has Art Deco geometric designs inlaid with black enamel. It was priced at $35.00 in 1929. This example is in very good condition with some moderate brassing to the bezel corners. Caseback is excellent and unengraved. Case measures 34mm long and 26mm wide. Dial is very good, with some patina. Has new glass crystal. Crown is yellow. The watch is powered by its correct 15-jewel Gruen grade 705 manual wind movement, just serviced and running strong.