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Description
- ZENITH original balance, complete in factory sealed packkaging as pictured.
- ZENITH part number: 56.80.0360.660
- Fits all calibers from: 650 to 693
Versions: Manual wind:
- 650: date.
- 655: no seconds dispaly, date, power reserve.
Versions: Automatic wind:
- 660: no seconds display, date (never produced).
- 661: no seconds display.
- 665: no seconds display, date , power reserve (produced?)
- 670: sweep second, date.
- 672: sweep second, date, dual time
- 680: sub second, date.
- 682: sub second, date, dual time
- 683: power reserve, 24 h display
- 684: sub second, date window at "6"
- 685: sub second, date, power reserve.
- 687: sub second, power reserve, dual time, dual time, 24 h display
- 688: similar to 687?
- 689: hour, minute diplay.
- 690: moon phase at "6"
- 691: moon phase at "6", big date.
- 692: moon phase at "6"
- 693: 24 h hand.
