Omega 33.3-1305, Escape wheel, NOS
NOS OMEGA original part from an old assortment, not in factory packaging.
- Fits cal: 33.3 to 33.3 CHRO T6 and 170, 171
Data: Omega 33.3 CHRO
- 17 jewels, manual wind chronograph, 60 s, 30 min counter.
- Size: 33.30 mm.
- H: = 6.45 mm.
- N: = 18.000 A/h.
- Power reserve: 44 h.
- Mainspring: 1,35 x 12 - 0,14 - 400 mm.
Versions:
- 33.3 CHRO: single pusher chronograph (1932).
- 33.3 CHRO T1: two pusher chronograph (1935).
- 33.3 CHRO T2: for waterproof case (1938).
- 33.3 CHRO T3: = T1 with modified jewels (1940).
- 33.3 CHRO T4: = T2 with modified jewels (1940).
- 33.3 CHRO T5: = T3 with adjustable minute jumper (1942).
- 33.3 CHRO T6: = T4 with adjustable minute jumper (1942).
- 170: (33.3 CHRO T5 PC AM), incabloc, antimagnetic (1949).
- 171: (33.3 CHRO T6 PC AM), incabloc, antimagnetic (1949).