Omega Seamaster 300 M GMT

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Template:File Template:File Dive watch by Omega

Version of the Omega Seamaster with GMT indication. There are two variants quite different in appearance: with black and with blue dial. They are also equipped with two different self-winding movements. The blue version also has a helium overpressure valve.


2234.50.00 stainless steel black
2834.50.91 stainless steel black, rubber strap
2535.80.00 stainless steel blue


Self-winding movement Omega 1128 (black) (basis ETA 2892-A2), 28,800 A/h
Omega 2628 (blue) (basis Omega 2500), co-axial escapement, 25.200 A/h
Dual time zone
COSC certified chronometer
Rhodinated movement
Power reserve 44 h


Stainless steel, polished/satin-finished
D 41 mm, H ? mm
Unidirectional turning bezel
Domed sapphire crystal
Screw-in caseback
Blue version: Helium overpressure valve, transparent caseback
Waterproof to 300 m


Black or blue
Hands and indexes with luminous material Superluminova
Red seconds hand


Hours, minutes, central seconds
GMT indication


Stainless steel bracelet with folding clasp


  • Omega-Uhren. Kaleidoskop einer bekannten Swiss Marke; Author: Anton Kreuzer; ISBN 3853783546
  • Omega-Modelle; Author: Anton Kreuzer; ISBN 3853784186
  • Omega Sportuhren; ISBN 3871880817
  • Das ZEITGEFÜHL-Uhrenbuch; Author: Gerd-Lothar Reschke; ISBN 3-938607-61-0