1979 Seiko Automatic 6309-8239 17j Watch
Updated September 15, 2026
This auction ended on September 30, 2026.
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| Lot number | 217 |
| Category | Jewelry & Watches |
| 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 |
Vintage 1979 Seiko automatic wristwatch, reference 6309-8239 [A2], featuring a 37.16mm case size and a dual day-date window at 3 o'clock. The silver sunburst dial features applied stick indices, gold-tone baton hands, a central sweep seconds hand, and is signed with the Daini factory symbol below the 17 jewels callout. The watch is powered by a 17-jewel Seiko 6309A automatic movement and comes mounted on a matching two-tone link bracelet with a signed Seiko deployment clasp.This mechanical watch is not running, a professional service is required to run, and extended runtime without service is not guaranteed.
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