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Omega

Omega Seamaster Diver 300m Co-Axial Master Chronometer 43.5mm 210.92.44.20.01.001

Omega Seamaster Diver 300m Co-Axial Master Chronometer 43.5mm 210.92.44.20.01.001

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Condition New/Unworn
Case Shape Round
Case Dimensions 43.5mm
Case Material Ceramic
Dial Color Black
Crystal Scratch Resistant Sapphire
Bezel Uni-Directional Rotating
Screw-in Crown Yes
Water Resistance
No rating Does not allow contact with water
30m/99ft - 50m/165ft Allows for contact with water such as washing hands and rain
50m/165ft - 100m/330ft Allows for light poolside swimming
100m/330ft - 200m/660ft Allows for swimming, snorkeling and showering (do not expose to hot water)
200m/660ft - 500m/1650ft Allows for impact water sports such as board diving and scuba diving
500m/1650ft + Appropriate for serious deep water diving.

Learn more about Water Resistance.

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300m/990ft
Case Back Transparent
Band Material Rubber
Color/Finish Black
Clasp Tang Buckle
Clasp Notes Black Ceramic
Movement Automatic - Chronometer
COSC Certified Yes
  • Brushed black ceramic case with polished beveled corners.
  • Titanium crowns.
  • Helium escape valve located on the case edge at the 10 o'clock position.
  • Bezel:
    • Titanium with polished black ceramic fill.
    • White enamel diving scale.
    • Luminous dot at the starting point.
  • Dial:
    • Black polished zirconium oxide ceramic dial, with [ZrO2] engraved on the dial directly below the center hands.
    • Laser engraved wave design.
    • Applied hour markers with luminous fill.
    • Fine printed minute/seconds track.
    • Skeltonized hour & minute hands.
    • Central seconds hand.
    • Hands with luminous tips.
  • Case back is oriented & aligned with the watch, thanks to Omega's patented NAIAD Lock system.
  • Movement:
    • Omega Master Co-Axial caliber 8806, beats at 25,200 vph, contains 35 jewels & has an approximate power reserve of 55 hours.
    • METAS Certified Master-Chronometer: The assembled watch, with its COSC certified Chronometer movement, passes rigorous tests that replicate real-life conditions. The METAS certification tests water resistance, precision and magnetic resistance to 15,000 gauss.
    • Anti-magnetic: resistant to magnetic fields greater than 15,000 gauss.
    • Features Omegas Si14 silicon balance spring & Omegas Co-Axial Escapement.
    • The rotor & visible bridges are decorated with a unique arabesque wave design finish.

Alternate model # 21092442001001

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