OMEGA 550-1026, Oscillating weight, NOS

OMEGA original part, NOS without factory packaging. Comes with minimal marks due to 50 years of storage.

• Fits cal: 550, 551, 552, 560, 561, 562, 563, 564, 565, 750, 751, 752
• NOTE! The rotor with an "0" came with the 563 caliber but fits perfectly backwards.

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.