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Seiko 1E20-5770
The Seiko 1E20-5770 watch movement is equipped with shock protection, ensuring its durability and reliability in various conditions. It features 21 jewels, which reduce friction and enhance the accuracy and longevity of the movement.
The Seiko 1E20-5770 features the following functions:
- Shock Protection
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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