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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1  Fig. 2 | AS 278 Features manual wind Data 9''', Dm= 20.3mm 8 jewels f = 18000 A/h Balance staff Cyl 0.68 x 3.24 x 0.73mm Stem W211 Mainspring / battery Zf739, 1.25 x 7.0 x 0.08 x 220mm Hands 1.20 x 0.70mm Comments about the data | Remarks cylinder escapement unusual: crown mechanism with rocker bar, but ratchet on back side unknown whether the functionless crown wheel is standard just minor differences between 278, 437 Example, year: signature; shock device 1936: - AS, Ebauches-SA logo from 1936 (TR in shield) (AS 437) © M. Lorenz  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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