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About the dealer
![[Rare] Seiko Vintage Chronograph Automatic 6139-8020 Japan](https://cdn.watchsalon.com/img/qffHNGq-n9JVsesCEaEoty8E15lhkyW5-wjJL_e6E7c/rs:fit:960:0/czM6Ly93YXRjaHNhbG9uLWltYWdlcy9pbWFnZXMvZjMvYmYvZjNiZmFmOWFmZWQ0Y2U0YzdmZjZjNjVlNzE3MjViMWFiZTkxNDgxMmJlMjkyNGYxYjIzNTcyM2MwZjAwY2NkMC5qcGc.avif)
1970
| Reference | 6139-8020 |
|---|---|
| Year | 1970 |
| Diameter | 40 mm |
| Movement | Automatic |
| Complications | Chronograph |
[Rare] Seiko Vintage Chronograph Automatic 6139-8020 Japan, offered by Asia Timepiece Centre of Singapore, Singapore. Dating to 1970.
First indexed September 5, 2026, last checked November 4, 2026 by our indexer. This is the dealer's asking price as of our last check — confirm the price on the dealer's site. Any transaction happens directly between you and Asia Timepiece Centre — no commission, no escrow, and no involvement from us.





