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Fontainemelon 12
(Font)
Ligne: 7.75 x 11'''
Jewels: 21
Power Reserve: 47 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1936-1949
Size: 17.55 x 25.4 mm
Height: 3.55 mm
Hands: 1.25 x 0.60 / 0.22 mm
The Fontainemelon 12 is a manual wind watch movement that features a sub-second function. It was produced between the years 1936 and 1949. The movement incorporates a Breguet hairspring and offers the option for an additional cover plate and raised hands to accommodate a strongly curved dial. While the 7AK is stated to be partially based on the ETA 735 movement, the specific differences between the 7AA, 7AH, and 7AK variations are currently unknown.
The Fontainemelon 12 features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.110 x 320 x 10.0 mm | Manual | Buy mainspring | |
| 1.25 x 0.100 x 360 x 9.5 mm | GR3113 | Manual | Buy mainspring |
| 1.25 x 0.100 x 340 x 9.5 mm | GR3112 | 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
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