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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1  Fig. 2  Fig. 3  Fig. 4 | AS 1920 Chronospeed Features automatic sweep second day date: quickset by repeated pushing the crown Data 12.5''', Dm= 28.0mm, Do= 28.35mm H= 5.2mm (dial spacer +0.1mm) F= 2.0mm T= 2.5mm 17/25 jewels f = 36000 A/h power reserve 46h Balance staff U3424 Stem W3334 Mainspring / battery 1.15 x 11.5 x 0.15mm Hands 1.5 x 0.90 x 0.20mm Comments about the data | Remarks 1970-1974, only low volume production AS2 lever regulator originally designed for the chromometer ASSA Chronospeed 1920, but also applied by few other companies Example, year: signature; shock device 1-2) 1970: Swiss, 25 Jewels; Incabloc (uncertified prototype, Technos rotor not original) 1970: unsigned prototype; Incabloc 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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