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 Fig. 1  Fig. 2 | Valjoux 77 Features manual-wind chronograph, 60s, 30/45min, pillar wheel sub second Data 13''', Dm= 29.5mm H= 6.0mm 17 jewels f = 18000 A/h power reserve 39h Balance staff U1903 Stem W2153 Mainspring / battery Zf1253, 1.50 x 12.0 x 0.14 x 360mm Hands 1.80 x 1.20 x 0.25 / 0.25 x 0.22mm Comments about the data | Remarks 1946- swivel pinion after Edouard Heuer's patent from von 1886 ratchet on dial side, crown mechanism with rocker bar Example, year: signature; shock device ca. 1955: - RF 77 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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