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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1 | IWC 83 Features manual wind sub second Data 12''', Dm= 26.5mm H= 4.1mm 15/16 jewels f = 18000 A/h Balance staff U871 Stem W897 Mainspring / battery 1,35 x 0.12mm Comments about the data | Remarks 1930-1947, 69000 bimetallic screw balance, Breguet hairspring from 1943 option Incabloc Example, year: signature; shock device 1942: 1058773, International Watch Co Swiss (16 jewels) 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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