1970 Seiko 5 Sports SpeedTimer "Coke" 6139-6031
1970 Seiko 5 Sports SpeedTimer "Coke" 6139-6031
Overhauled 1970 JDM Seiko 5 Sports SpeedTimer "Coke" 21 jewels automatic chronograph in very good condition.
Completely stripped and cleaned.
Movement has been overhauled.
New pusher springs and new gaskets.
New crystal.
Dial is clean with original hands and lume. Subdial is patinated.
Rotating inner bezel.
Bezel and bezel insert are in excellent condition.
Case is sharp and edgy and in pretty good overall condition. There are few nicks on the upper right side and on tip of the top right lug.
Caseback is also in good condition.
Aftermarket, H link like the original, solid stainless steel bracelet with genuine Seiko clasp.
Watch runs well with good accuracy.
Crown and pusher operation is smooth and easy. Chrono hands reset to 0 energetically.
Calendar quick set works by pushing the crown. Weekdays are in English and Kanji.
SKU# | S1377 |
Model | 6139-6031 |
Movement | Automatic chronograph |
Caliber | 6139A |
Jewels | 21 |
Case | Stainless steel |
Case size | 41mm x 47mm x 13mm |
Lugs | 19mm |
Dial | black |
Crystal | mineral |
Bracelet | aftermarket stainless steel bracelet with genuine Seiko clasp |
Serial # | 0N3805 |
Service | Jan 3, 2025 |