 | Ranfft Watches | Pink Pages for Timepieces |
|
|
.
|
|
| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1  Fig. 2 | AS 1641 Features automatic sweep second date: set by changing 20:50-24h Data 11.5''', Dm= 25.6mm, Do= 26.0mm H= 5.5mm F= 1.5mm T= 2.3mm 17/25 jewels f = 18000 A/h power reserve 41h Balance staff U2450 / U3140 balance with/without screws Stem W2541 (0.9mm), W3098 (1.2mm) Mainspring / battery Zf675, 1.20 x 9.5 x 0.10 x 315mm Hands 1.50 x 0.90 x 0.21mm Comments about the data | Remarks detached manual wind differences not known between 1628, 1641, 1665 family/generations: base calibre H= 4.07mm: 1506: manual wind, 10.5''' 1507, 1551: manual wind 1558: manual wind, date base calibre H= 3.8mm: 1538, 1593: manual wind, 10.5''' 1539, 1611, 1615: manual wind 1580: automatic 1581: automatic, date rotor modified: 1624, 1664: automatic 1626: automatic, 13''' 1628, 1641, 1665: automatic, date 1636: automatic, date, 13''' rotor modified: 1680: automatic 1681: automatic, date bridges, rotor, date modified: 1700, 1788: automatic 1701: automatic, date 1702: manual wind 1703: manual wind, date 1709, 1767, 1806: automatic, day, date 1789: automatic, date, 24h display 1813: manual wind, day, date Example, year: signature; shock device 1) ca. 1955: Ernest Borel, Swiss, 17 Jewels; Incabloc (AS 1624) 2) AS 1581 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 |
 ...the alternative - free of charge! |
|
