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 Fig. 1 | EB 8385-66 Features manual wind sweep second date: set by changing 21:30-24h Data 10.5''', Dm= 23.3mm H= 4.7mm 1/5/17 jewels f = 18000 A/h power reserve 45h Balance staff U3110 Stem W3069 Mainspring / battery 1.50 x 10.0 x 0.12mm Hands 1.50 x 0.70 x 0.18mm Comments about the data | Remarks 1966-1967 pin-lever escapement family, generations: 10.5''': 8370: no second 8374: no second, date 8376: no second, day, date 8381: sweep second 8385: sweep second, date 8387: sweep second, day, date 11.5''': 8371: sub second 8391: sweep second 8395: sweep second, date 8397: sweep second, day, date 8399: sweep second, skeletonized extensions -66, -67 designate minor modifications and their year of introduction Not all variants were actually made. Only those are listed, which are actually known or contained in current registers. Example, year: signature; shock device ca. 1970: Swiss, 1 Jewel (EB 8381-67) © J. Welz, Real-mint-Watches 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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