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 Fig. 1  Fig. 2 | Valjoux 7730 Features manual-wind chronograph, 60s, 30/45min, cam switched sub second Data 14''', Dm= 31.0mm, Do= 31.3mm H= 6.0mm F= 0.6mm T= 1.85mm 17 jewels f = 18000 A/h power reserve 45h Balance staff U3106 Stem W1188 / W3371 thread 1.2mm / 0.9mm Mainspring / battery Zf1337, 1.60 x 12.5 x 0.13 x 430mm Hands 1.40 x 0.95 x 0.27 / 0.27 x 0.18mm Comments about the data | Remarks 1966-1973, 175000 same as Venus 188, but mobile stud carrier family/generations: essentially same as Venus 188: 7730: - 7731: new balance cock completely redesigned: 7733: - 7734: date 7736: hour counter 7737: countdown for regatta start Example, year: signature; shock device ca. 1970: - ; Incabloc 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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