1970s Helbros 21 Jewel Selfwinding Day-Date Wristwatch Cushion Case
Updated August 6, 2026
| Lot number | 0358 |
| Estimate | $10 - $200 |
| Opening bid | $10 |
| Category | Jewelry & Watches |
| Auction | EXCLUSIVE WATCHES AND POCKET WATCHES 13 |
| Date | August 14, 2026 at 6:00 PM EDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prarie, Wisconsin |
This is a vintage Helbros automatic wristwatch in a cushion shaped case marked 10K R.G.P. Tops, Base Metal Bezel, Steel Back. The dial is signed Helbros, 21, Selfwinding, with gold baton hour
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