Vintage 1950s Bulova "23" Self-Winding Wristwatch, Cal. 10BPAC, 23 Jewels, 10K RGP Bezel
Updated August 6, 2026
| Lot number | 0431 |
| 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 |
Worth flagging: the case back on this watch is signed "Helbros Watch Co., Inc." while the movement inside is signed "Bulova - U.S.A." This is a mismatch between case maker and movement maker,
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