Omega 550-2138, Screw for bearing for driving gear for ratchet wheel
- OMEGA original screw in very good used condition.
- 1 pcs. (one/movement).
- Fits cal: 550, 551, 552, 560, 561, 562, 563, 564, 750, 751, 752
Versions without date:
- 550: 17 jewels.
- 551: 24 jewels, chronometer.
- 552: 24 jewels.
Versions with date:
- 560: 17 jewels.
- 561: 24 jewels, chronometer.
- 562: 24 jewels.
- 563: 24 jewels, quick set date.
- 564: 24 jewels, quick set date, chronometer.
- 565: 24 jewels, quick set date.
- 750: 17 jewels, day, date.
- 751: 24 jewels, day, date, chronometer.
- 752: 24 jewels, day, date.
About our used parts!
All our used parts are cleaned and thoroughly checked by a watchmaker, often they comes from a working movement. Minor imperfections may occur, but nothing that affects the function.