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 Fig. 1  Fig. 2  Fig. 3 | AM 381 (Felsa 381) Features automatic sub second Data 8.75''', Dn= 19.74mm H= 5.15mm T= 1.7mm 17 jewels f = 18000 A/h power reserve 32h Balance staff U1502 Stem W1211 Mainspring / battery Zf912, 1.35 x 6.5 x 0.07 x 220mm Hands 1.20 x 0.60 / 0.18mm Comments about the data | Remarks 1942- first ladies calibre with bidirectional rotor winding, design equvalent to the gents calibre Felsa 410, which was only produced in 1942 detached manual wind differences not known between 380, 381 family: 380, 381: 8.75''' 382: 9.75''' Example, year: signature; shock device ca. 1950: Ernest Borel, Bidynator, Patented, Swiss Made, 17 Jewels - Felsa 382; Incabloc (Felsa 382, 9.75''') Not for Sale! The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating. |
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