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Omega 491
Omega 491

Omega 491

Tax included.


Data: Omega 491 (28 RA PC AM 19 p).


  • 19 jewels, automatic wind, hour and minute display, sub second.

  • Size: 28.00 mm.

  • H: = 5.55 mm.

  • N: = 19800 A/h.

  • Power reserve: 40 h.


Versions: 25.00 mm.


  • 470: 17 jewels (1955).

  • 471: 19/20 jewels (1955).


Versions: 28.00 mm.


  • 490: 17 jewels, sub second (1956).

  • 491: 19 jewels, sub second (1956).

  • 500: 17 jewels, center second (1956).

  • 501: 20 jewels, center second (1956).

  • 502: 17 jewels, center second, date (1956).

  • 503: 19/20 jewels, center second, date (1956).

  • 504: 24 jewels, center second, date, chronometer (1957).

  • 505: 24 jewels, center second, chronometer (1957).