1950s Invar Automatic Bumper Wristwatch, Waterproof, Incabloc, 16 Jewels, Chrome Case, Running
Updated August 27, 2026
This auction ended on September 4, 2026.
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| Lot number | 0113 |
| Estimate | $10 - $200 |
| Opening bid | $10 |
| Category | Jewelry & Watches |
| Auction | EXCLUSIVE WATCHES AND POCKET WATCHES 14 |
| Date | September 4, 2026 at 6:00 PM EDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prarie, Wisconsin |
This is a vintage Swiss wristwatch by Invar, a Swiss watchmaking name registered in the early 1900s in La Chaux-de-Fonds. Case diameter measures approximately 30.1mm (excluding crown) as verified
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