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Ebosa 71
Ligne: 11.5'''
Jewels: 17
Lift Angle: 52°
Power Reserve: 42 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1960
Diameter: 26 mm
Height: 4.0 mm
Hands: 1.30 x 0.90 x 0.21 mm
The Ebosa 71 is a mechanical watch movement believed to have been used extensively during the period around 1960. It is a manual wind movement with a sweep second hand and a date function that can be set by changing the time between 21:30 and 24 hours. However, further differences between the 73-4N and 735-4N models are not known.
The Ebosa 71 features the following functions:
- Date: set by changing 21:30-24h
- Manual Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 320 x 9.5 mm | GR3699 | 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 |
|---|---|---|---|
| CANNON PINION, SS HT 2.25 | 245/327 | 5076 | Buy part |
| MAINSPRING 1.40-.11-320 9,5 | MS-510M | GR 3699 | Buy part |
| PALLET ARBOR | 72S/187P | 714/MSR K5 | Buy part |
| ROLLER 180X80X36 | 82S/41R | Buy part | |
| ROLLER, INCABLOC 180X80X36 | 82S/148R | 730/AUR 18 | Buy part |
| STAFF, HSP 30 INCA | 100/2279 | Buy part | |
| STAFF, HSP 70 INCA | 100/759A | Buy part | |
| STEM | 200/1037F | Buy part | |
| STEM, FEMALE OA10.45 SH4.57 | 360/337 | 360/FF 73 | Buy part |
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