SEIKO 6139-7100 Helmet Watch•Automatic Chronograph•All Functions work properly•
USD 599.00 USD
Specifications
| Bezel Color | Polished Silver |
| Closure | Fold-over Locking |
| Max Wrist Size | 8.0” to 8.25” max |
| Number Of Jewels | 17 Jewels |
| Indices | Baton Indexes |
| Year Manufactured | 1976 |
| Vintage | Yes |
| Case Thickness | 14 mm |
| Handedness | Left |
| Case Color | Silver |
| Department | Men |
| Caseback | Solid |
| Unit Type | Unit |
| Lug Width | 20 mm Integrated |
| Bezel Type | Fixed |
| Watch Shape | Round |
| Case Size | 40.5 mm |
| Case Material | Stainless Steel |
| Reference Number | Serial #: 658582 |
| Brand | Seiko |
| Type | Wristwatch |
| Band Color | Silver, Black |
| Band Material | Stainless Steel |
| Dial Color | White |
| Band Width | 20 mm Tapered |
| Model | 6139-7100 |
| Theme | Aviation timer Style |
| Case Finish | Brushed |
| Country Of Origin | Japan |
| Display | Analog |
To set the date you press it a bit more gently, very ingenious. Being one of the first, if not the first automatic chronograph, it is truly amazing how precise it remains after all these years. Fixed bezel shows a few small minor dents and normal wear.
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