1980s Gruen Precision Quartz Decagon Case Running
Updated September 15, 2026
| Lot number | 110 |
| Auction | Vintage watches Omega,Bulova,Hamilton and more |
| Date | September 30, 2026 at 5:00 PM CDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prairie, Wisconsin |
This is a Gruen Precision quartz wristwatch with a distinctive ten-sided (decagon) case, signed Gruen Precision, Quartz, German Movt, Taiwan Dial — produced after Gruen's original American manufacturing ceased in 1977, under the later licensed use of the name. The brushed silver-tone dial features gold bar hour markers, dot minute markers, and gold dauphine hands. The case and bracelet are two-tone stainless steel and gold-tone. Case diameter measures approximately 33mm. This is a quartz watch fitted with a new battery and is running as of the time of listing. Extended runtime without service is not guaranteed.
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