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Omega Seamaster Planet Ocean Chronograph 600m 45.5mm Automatic Wristwatch

Item Details

Brand: Omega
Type: Wristwatch
Model Name: Seamaster Planet Ocean
Model Number: 2218.50.00
Serial Number: 78,XXX,XXX
Lug to Lug (mm): 51.5
Case to Case (mm): 45.5
Bezel Material: Stainless Steel
Case Material: Stainless Steel
Caseback Material: Stainless Steel
Movement: Omega Cal. 3313, Automatic, Co-Axial, 37 Jewels
Markings to Inside: JAD Acier Inoxydable Omega Watch Co., Fab Suisse, Swiss Made 178 1651
Functions: Chronograph, Date, Helium Valve
Bracelet/Fob Material: Stainless Steel
Bracelet/Fob Style: Three Link
Clasp Style: Deployment
Total Length: 7.50"
  • Timekeeping accuracy not guaranteed.
  • This item has been evaluated by a Watch Specialist using industry standard testing to ensure metal content and accuracy. All weights and measurements are estimated and approximate​.
  • EBTH assumes all watches unisex and does not specify the gender of a piece. For size reference, please see the case measurements of the piece listed under dimensions.
  • Pre-owned jewelry may contain minor markings/imperfections throughout.
  • While we represent items accurately on our site to the best of our ability, the color calibration of computer monitors can vary, causing colors to appear slightly different from one monitor to another. Due to this, please note that precise color representation of metal and gemstones is not always possible.


- running at time of evaluation without detailed testing, future state not guaranteed.
- minutes accumulator at 3 mark.
- hours accumulator at 6 mark.
- running seconds subdial at 9 mark.
- quick set date at 4:30 mark.
- helium release valve.
- screw lock crown.
- 600M water resistant.
- co-axial escapement.

Item #


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