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 Fig. 1 | Omega 286 Features manual wind sweep second Data Dm= 30.0mm, Do= 30.5mm H= 5.1mm T= 1.7mm 17 jewels f = 18000 A/h power reserve 45h Balance staff U2765 Stem W621 Mainspring / battery 1.50 x 11.5 x 0.135mm Hands 1.70 x 0.95 x 0.24mm Comments about the data | Remarks 1963-1966 last version of Omega 30SC (1940-) family/generations: sub second: 30 : 15 jewels, no shock protection 30T1: 15 jewels, no shock protection 30T2: 15 jewels, no shock protection 30T2PC: 15 jewels, Incabloc 260: =30T2 since 1949, 15 jewels 261: 17 jewels, antimagnetic 262: 17 jewels, excenter regulator 265: 15 jewels, antimagnetic 266,267: 17 jewels, antimagnetic 268: ring- instead screw balance 269: flat- instead Breguet-hairspring sweep second: 30SC : 16 jewels, no shock protection 30T1: 16 jewels, no shock protection 30T2SC: 16 jwwels, no shock protection 30T2SCPC: 17/18 jewels, Incabloc 280: =Omega 30SC T2 since 1949, 17 jewels 281: 17 jewels, excenter regulator 283,284: 17 jewels, antimagnetic 285: ring- instead screw balance 286: flat- instead Breguet-hairspring Example, year: signature; shock device 1964: 20774689, Omega Swiss, 17 Jewels; Kif-Elastor 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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