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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1  Fig. 2 | Bifora 52/2 Features manual wind Data 5.75 x 6.75''', Dm= 12.95 x 15.15mm Do= 12.95 x 15.55m H= 3.2mm F= 0.5mm T= 1.6mm 17 jewels f = 21600 A/h power reserve 33h Balance staff U3172 Stem W2921 Mainspring / battery 1.5 x 5.5 x 0.075mm Hands 1.00 x 0.55mm Comments about the data | Remarks ca 1970- generations: 51: 18000 A/h 52: 21600 A/h 52/2: 21600 A/h, barrel and first wheel modified Example, year: signature; shock device ca. 1970: B, 52, 2; Bifora-Bishock 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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