Seiko 6139B Automatic Chronograph Movement
The Seiko 6139B is a highly regarded automatic chronograph movement, featuring a ball-bearing part that ensures smooth and precise gear shifting. This pre-owned framework is designed for use in high-end chronograph watches with automatic movements of the Seiko caliber 6139B.
Key Features
- Ball-bearing part for reduced friction and improved performance
- High-quality automatic movement with precise timekeeping
- Chronograph functionality for measuring elapsed time
Specifications
- Movement Type: Automatic Chronograph
- Movement Caliber: Seiko 6139B
- Part Number: 193463
Detailed Specifications
The Seiko 6139B movement features a 28,800 vph automatic winding mechanism, with a power reserve of approximately 40 hours. The ball-bearing part ensures smooth gear shifting and reduced friction, resulting in improved performance and accuracy.
Additional Information
This pre-owned framework is designed for use in high-end chronograph watches, where precision and reliability are paramount. With its high-quality automatic movement and precise timekeeping, the Seiko 6139B is an excellent choice for watchmakers and collectors alike.
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