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OMEGA Seamaster Diver 300M Co-Axial Master Chronometer 42 MM

OMEGA Seamaster Diver 300M Co-Axial Master Chronometer 42 MM

Regular price $5,500.00 USD
Regular price Sale price $5,500.00 USD
Sale Sold out
Shipping calculated at checkout.

The OMEGA Seamaster Diver 300M Co-Axial Master Chronometer represents the brand's famed ocean heritage. The watch features a brushed stainless steel and 18k sedna gold case, with a 42 mm blue ceragold ceramic bezel. The OMEGA Master Chronometer 8800 movement offers a 55 hour power reserve,. Other design features include a transparent caseback, gold crown and helium escape valve, and OEM gold pin buckle (the only watch on the market with this $600+ add-on). 

Manufactured in 2021, the watch is in excellent condition and has been time & pressure tested. The manufacturer warranty runs until November 2026. The watch includes a wooden box, screwdriver, strap tool, warranty booklet and operating manual, and two additional straps.

Typically retailing at $7,300, this watch can be yours for nearly 25% off.

Please pay attention to the photos, as they reflect the condition of the watch. My goal is to be as transparent as possible and to facilitate a positive buying experience. I am also willing to provide references upon request. I am active on TRF, WTA, WuS, IG, FB & Twitter at discerningtime. Will ship FedEx Overnight Insured. I also offer buyback protection. References available upon request. Accepted payment methods include bank wire, Zelle or PayPal F&F with references.

Manufacturer: OMEGA

Model: Seamaster Diver 300M Co-Axial Master Chronometer 42 MM


Condition: Excellent condition, no scratches or dings

Packaging: Triple Boxed with operating instructions and all cards (international warranty, master chronometer, pictograms)


  • Case MaterialBrushed Stainless Steel & Sedna Gold
  • Bezel Material: Blue Ceramic
  • Crystal: Sapphire
  • Dial Color: Blue
  • Water Resistance: 300 M
  • Case Diameter: 42 mm


  • Movement Type: Automatic
  • Caliber: 8800
  • Power Reserve: 55 hrs
  • Number of Jewels: 35
  • Complications:  date


  • Material: Rubber
  • Color: Blue
  • Clasp: Sedna Gold Pin Buckle

Keywords: Blue Wave, Ceragold, Diver, Helium, Master Chronometer, Rose Gold

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