SEIKO 6139-6000 Speed Timer CHRONOGRAPH
- Manufacturer: Seiko
- Model: Seiko 6139-6000 Speed Timer JDM Chronograph
- Movement: 6139A 21J
- Diameter: 41×46
- Made: 4/1969
- Strap/Bracelet: Aftermarket
- Full Service: 11/2023
Original Vintage Seiko 6139-6000 Speed Timer JDM Chronograph (Proof/Proof, Notched case), made April of 1969, before the official sales start!. Runs without problems, Chronograph works and stops at 12. Received a full service in 11/2023. Timegrapher results are available, will be sent on request.
