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Seiko 4N20-1150
The Seiko 4N20-1150 is an automatic watch movement that features sweep seconds and a calendar function.
The Seiko 4N20-1150 features the following functions:
- Automatic Winding
- Calendar
- Sweep Seconds
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.105 x 380 x 10.0 mm | GR2939X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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