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Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
![]() Fig. 1 | Baumgartner 58 Features manual wind sweep second Data 12.5 / 13.5''', Dm= 28.0 / 30.7mm Do= 28.4 / 31.1mm F= 1.0mm T= 2.4mm 0/1 jewels f = 18000 A/h Balance staff U3067 / U3215 / U3068 impulse jewel, balance collet 0.70mm / 0.54mm / impulse finger Stem W3047 Mainspring / battery 1.25 x 10.5 x 0.125mm Hands 1.65 x 1.10 x 0.21mm Comments about the data | Remarks pin-lever escapement indirect minute, hand friction clutch on barrel (Roskopf type) mostly or always signed as 158 family/generations: 58 : manual wind 158: manual wind, date 1582 : automatic 1582(CLD): automatic, date detail modifications: 158 31/7 : automatic 158 31/7(CLD): automatic, date 158 31/7(CLDD): automatic, day, date 158 31/7(digital): automatic, digital 158 31/7(digital,CLD): automatic, digital, date Example, year: signature; shock device ca. 1965: BFG 158, Swiss Made, 1 Jewel (13.5''') © B. Johnson 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. |
bidfun-db 21.3 © 02-08-15, mtr-Ranfft |
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