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Baume & Mercier 12800
(Baume Mercier)
Ligne: 9.75'''
Jewels: 17
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1941-1948
Diameter: 21.8 mm
Height: 4.8 mm
Hands: 1.20 x 0.70 x 0.20 mm
The Baume & Mercier 12800 is a notable ladies' watch movement introduced during the period 1941-1948. It stands out as the first and only bumper automatic movement specifically designed for ladies' watches. Notably, it holds the record for being the thinnest bumper automatic movement incorporating a sweep second function.
The Baume & Mercier 12800 features the following functions:
- Automatic (bumper)
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.15 x 0.080 x 7.0 mm | 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|
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