 | Ranfft Watches | Pink Pages for Timepieces |
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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1  Fig. 2 | AS 1777 Features manual wind Data 5.75 x 6.75''', Dm= 13.0 x 15.2mm Do= 13.0 x 15.6mm H= 3.6mm F= 0.6mm T= 1.7mm 17 jewels f = 21600 A/h power reserve 44h Balance staff according hairspring collet screw balance: U2437: 0.4mm U1422: 0.45mm U1181: 0.5mm ring balance: U3091: 0.45mm Stem W2641 Mainspring / battery Zf994, 1.40 x 6.0 x 0.06 x 210mm Hands 1.00 x 0.55mm Comments about the data | Remarks 1960-1965 family/generations: 18000 A/h: 1012: - 1582: minor modifications 21600 A/h: 1677, 1719: - 1777: short plate edges round 1977: stronger mainspring, regulator new 1977-2: balance and barrel new 1977-2, 1978-2: winding gear new 1977-4: balance cock and regulator new 1977-5: click simplified Example, year: signature; shock device ca. 1960: Dugena 869; Incabloc (Dugena 869, AS 1677, short plate edges straight) 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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