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Otero 401
Ligne: 10.5'''
Jewels: 1
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1975
Diameter: 23.7 mm
Height: 4.5 mm
Hands: 1.80 x 1.30 x 0.20 mm
Base: Ronda 015A
The Otero 401 is a mechanical movement featuring a pin-lever escapement. It is designed with a distinct layout where the train and hand gear are independently driven by the barrel. This movement offers various functions including manual wind, sweep seconds, date with quickset capability through reverse setting, and a calendar display. The Otero 401 movement was primarily used around 1975.
The Otero 401 features the following functions:
- Calendar
- Date: quickset by reverse setting
- Manual Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.105 x 300 x 9.5 mm | Manual | 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
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| BALANCE COMPLETE CONE PIV | 721/1989 | Buy part | |
| ESCAPE WHEEL, S/S | 705/1208 | Buy part | |
| PALLET (FINGER) | 710/1215 | 797/BRAC 011A | Buy part |
| ROLLER, FINGER | 82S/363R | Buy part | |
| STAFF, C/C PVT 2.95MM O/A | 100/2713 | Buy part | |
| STEM | 401/435 | 72205501106 | Buy part |
| STEM, 35MM O/A TAP 6 | 200/1647F | 200/BRAC 11A | Buy part |
| STEM, MONOBLOC | 401/704 | Buy part |
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