Aquí tienes como para divertirte un poco:
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Omega 265[/SIZE]
Features
manual wind
sub second
Data
Dm= 30mm, H= 4.05mm
15 jewels
f = 18000 A/h
power reserve 42h
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Remarks
1939-1963, 3000000 (whole family except 269,286)
Breguet hairspring
from 1943 Incabloc
family:
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
1950: 12177409, Omega Swiss, 15 Jewels; Incabloc</TD></TR></TBODY></TABLE>
Saludos.