細節
Gruen, a gentleman's silver rectangular wristwatch, 1930's,
silvered duo dial with Arabic numerals and subsidiary seconds, 15-jewel Gruen Guild "A" movement numbered 1857897, rectangular case with snap on back numbered 404585, 35mm x 20mm.
silvered duo dial with Arabic numerals and subsidiary seconds, 15-jewel Gruen Guild "A" movement numbered 1857897, rectangular case with snap on back numbered 404585, 35mm x 20mm.