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 Fig. 1  Fig. 2 | Favre-Leuba 251 Features manual wind sweep second Data 11.5''', Dm= 25.6mm, Do= 26.0mm H= 3.0mm F= 1.0mm T= 1.4mm 17 jewels f = 18000 A/h power reserve 48h Balance staff U3033 Stem W3022 Mainspring / battery 1.55 x 6.5 x 0.065 x 210mm Hands 1.30 x 0.80 x 0.18mm Comments about the data | Remarks 1963- balance bridge two barrels coupled in parallel winding details see Favre-Leuba 253 family/generations: sweep second: 250: 10.5''' 251: 11.5''' 252: 10.5''', hidden winding gear 253: 11.5''', hidden winding gear 255: 11.5''', date 257: 11.5''', hidden winding gear, date 259: 11.5''', hidden winding gear, enhanced date no second: 270: 10.5''' 271: 11.5''' 272: 10.5''', hidden winding gear 273: 11.5''', hidden winding gear 275: 11.5''', date 277: 11.5''', hidden winding gear, date 279: 11.5''', hidden winding gear, enhanced date Example, year: signature; shock device 1963: 1053901, Favre-Leuba, Swiss Made; Favre-Leuba 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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