FEF 400
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| FEF 400 |
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Description
The Fleurier caliber 400 is a classic ladies' watch caliber of the mid of last century.
From its construction it is similar to an
ETA 1301,
with its large height due to the directly driven center second and the required two-storeyed
construction.
The axle of the anchor wheel, which runs in two bearings with cap jewels, is very high and
not easy to handle on servicing works.
The FEF 400 uses a total of three cap jewels which leads to the "magical" number of seventeen
jewels. Two of them, the two anchor pallets, are uncolored.

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| dial side view |
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Technical data
| Manufacturer | FEF |
| Caliber | 400 |
| Number of jewels | 17 |
| Escapement | Anchor with pallets |
| Balance | Nickel screw balance |
| Shock protection(s) | Incabloc |
| Balance cock direction | clockwise |
| Hairspring stud | fixed |
| Regulator type | Long regulator arm |
| Movement construction | Fork Escapement wheel, Fourth wheel, Third wheel Center wheel Mainspring barrel |
| Features | SCD |
| Functions | Hour, minute, second |
| Beats per hour | 18000 |
| Size | 83/4''' |
| Image in Flume Werksucher | 1957 30 |
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| Factsheet |
Usage gallery