Vintage 1980s Seiko Quartz 6531-5100 Rectangular Gold Tone Tank Watch, Steel Back, Bracelet
Updated August 27, 2026
This auction ended on September 4, 2026.
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| Lot number | 0036 |
| 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 men's Seiko Quartz dress watch in a rectangular tank style gold tone case, measuring approximately 26.5mm across the case width (measured with digital calipers) and fitted to its original
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