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| Index | Timepiece Archive, Categories | Archive: Watch Movements | Timepiece Market |
 Fig. 1 | EB 1451 Features manual wind sweep second date Data 10.5''', Dm= 23.3mm, Do= 23.7mm 15/17 jewels f = 18000 A/h power reserve 37h Balance staff U1388 Stem W1152 Mainspring / battery Zf1469, 1.80 x 9.0 x 0.10 x 290mm Hands 1.30 x 0.90 x 0.22mm Comments about the data | Remarks pin-lever escapement ratchet on dial side, crown mechanism with rocker bar family/generations: 1197, 1343: 10.5''', sub second 1332, 1473, 1549, 1569, 1601: 11.5''', sub second 1362: 10.5''', sub second, day, date 1404, 1459: 10.5''', sweep second 1405, 1495: 11.5''', sweep second 1407: 11.5''', sub second, day, date 1438, 1465: 10.5''', sub second, date 1451: 10.5''', sweep second, date 1517: 11.25''', sub second suffix N, -74: minor modifications and their year of introduction Example, year: signature; shock device ca. 1950: 33, 6, Swiss Made, 15 Jewels - EB 1197 (EB 1197, sub second) 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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