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View picture in original size
Fig. 1

Omega 28SC

Features
manual wind
sweep second

Data
Dm= 28.0mm
H= 4.3mm
17 jewels
f = 18000 A/h

Balance staff U1758

Stem W2906

Mainspring / battery
1.30 x 10.5 x 0.115mm

Hands
1.50 x 0.80mm

Comments about the data

Remarks
1944-1949
bimetallic screw balance

family:
sub second:
360 (Omega 28 until 1949): no Incabloc
361: Incabloc, antimagnetic
sweep second:
370 (Omega 28SC until 1949): no Incabloc
371: Incabloc, antimagnetic
372: Incabloc, antimagnetic, hack feature, fine regulator

Example, year: signature; shock device
1944: 9965072, Omega Swiss, 17 Jewels

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


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