Omega 300 (R17.8) Click spring, no: 1105
- OMEGA original part, new without factory packaging.
- Omega part no: 240-1105
- Fits cal: R17.8, 300, 301, 302, 310, 311
Versions:
- R17,8: sub second, rhodium plated bridges, to 1949.
- R17,8AM: sub second, antimagnetic, rhodium plated bridges, to 1949.
- R17,8SCAM: center second, antimagnetic, rhodium plated bridges, to 1949.
- 300: same as 17,8, sub second, rose gold plated bridges, from 1949.
- 301: same as 17,8AM, rose gold plating, from 1949.
- 302: sub second, incabloc.
- 310: same as 17,8SC, from 1949.
- 311: same as 17,8SCAM, from 1949.