Omega Seamaster Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator

Reference 511.13.40.20.06.002

About this watch

The Omega Seamaster Master Co-Axial 39.5 Swiss Edition is a masterpiece of luxury watchmaking, blending traditional craftsmanship with cutting-edge technology. This stunning timepiece boasts a gradient grey dial with stick and dot indexes, feuille hands, and a round shape that exudes elegance. The movement powering this watch is the impressive Omega caliber 8800, featuring a self-winding mechanism with a Co-Axial escapement for precision and longevity. Master Chronometer certification ensures accuracy and performance under various conditions, while the power reserve of 55 hours allows you to take it off for extended periods without worrying about winding. The comfortable alligator leather strap adds a luxurious touch, making this watch perfect for daily wear or special occasions. With its exceptional timekeeping precision, date function, and water resistance rating of 60 meters, the Seamaster Master Co-Axial is an investment piece that offers great value for those looking to expand their luxury watch collection. Its elegant design and advanced movement make it a standout piece in Omega's impressive lineup.
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Key Features

  • Gradient grey dial
  • Omega caliber 8800 self-winding movement with Co-Axial escapement
  • Master Chronometer certification for accuracy
  • 55-hour power reserve
  • Comfortable alligator leather strap
  • Water resistance rating of 60 meters
  • Date function

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator
Reference
511.13.40.20.06.002
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] 2023 Omega Seamaster Professional Diver 300m White Full Set Like New 210.32.42.20.04.001

2023 Omega Seamaster Professional Diver 300m White Full Set Like New 210.32.42.20.04.001

A beautiful example of the SMP on rubber, dated 2023 and in excellent condition, with a full set including multiple accessories.

  • Condition: very good preowned condition, like new
  • Material: rubber strap
  • Box: outer white cardboard box, inner wooden box, travel case
Posted at
May 3, 2026, 8:10 AM
Active
[wts] Omega Seamaster Professional co-axial 300m 212.30.41.20.01.003 no wave dial with box and pictogram card, extra Zealande rubber strap and manual $3200 obo.

Omega Seamaster Professional co-axial 300m 212.30.41.20.01.003 no wave dial with box and pictogram card, extra Zealande rubber strap and manual $3200 obo.

For sale is this classic Omega Seamaster Diver 300m, a great versatile diver and daily watch with an automatic co-axial movement.

  • Condition: Used
  • Bracelet condition: showing signs of wear throughout with one small scuff on the clasp
  • Included accessories: box, manual, pictogram card, black rubber Zealande Strap
Posted at
May 3, 2026, 8:02 AM
Active
[WTS] Omega Seamaster Professional 300 Mid-size 2552.20 36mm

Omega Seamaster Professional 300 Mid-size 2552.20 36mm

Omega - 2552.20 · $2,075
This Omega Seamaster Professional 300 Midsize is a 36mm watch with some minor scratches on the bezel and lugs, but no issues with the crystal or dial.

  • Condition: Very good, with scratches on the bezel, lugs and caseback.
  • Case diameter: 36mm
  • Case thickness: 14mm
  • Water resistance: 300m
Posted at
May 3, 2026, 1:15 AM
Active
[WTS] OMEGA Seamaster Diver 300M Black Dial 210.32.42.20.01.003 + OEM Mesh Bracelet

OMEGA Seamaster Diver 300M Black Dial 210.32.42.20.01.003 + OEM Mesh Bracelet

This Omega Seamaster Professional 300M features a modern case and movement paired with a vintage SMP dial feel, an aluminum bezel with lumed numbers, and comes as a complete set.

  • Bracelet type: OEM mesh stainless steel
  • Box and papers: yes
Posted at
May 2, 2026, 9:12 PM
Active
[WTS] 1956 Vintage Omega Seamaster Jumbo - 36mm - Model 2892 - Cal 284 - $800

1956 Vintage Omega Seamaster Jumbo - 36mm - Model 2892 - Cal 284 - $800

Omega - 2892 · $800
A very nice steel example of the rare jumbo 36mm 1950s Seamaster with a nicely aged dial.

  • Condition: Very nice, minor scratches and dings, potentially unpolished lugs
  • Case size: 36mm
  • Material: steel
  • Dial type: semi-tropical dial
Posted at
May 2, 2026, 8:52 PM
Active
[WTS] Omega Seamaster Professional 300M 42mm “Seaweed” 210.32.42.20.10.001 | 2025 Watch with Box and Papers

Omega Seamaster Professional 300M 42mm “Seaweed” 210.32.42.20.10.001 | 2025 Watch with Box and Papers

This Omega Seamaster Professional 300M features a 42mm case and is from the year 2025, coming with its original box and papers.

  • Condition: Great Pre-Owned
  • Year: 2025
  • Movement Type: Master Chronometer
Posted at
May 2, 2026, 7:46 PM
Active
[WTS] Omega Seamaster Professional 300M 42mm 210.32.42.20.04.001 | 2023 Full Set

Omega Seamaster Professional 300M 42mm 210.32.42.20.04.001 | 2023 Full Set

This Omega Seamaster Professional 300M is a 2023 full set, featuring a Master Chronometer certification.

  • Condition: Great Pre-Owned
  • Case diameter: 42mm
  • Depth rating: 300m
Posted at
May 2, 2026, 7:42 PM
Active
[WTS] Omega Seamaster Professional 300M 42mm 210.32.42.20.03.001 | 2023 Full Set

Omega Seamaster Professional 300M 42mm 210.32.42.20.03.001 | 2023 Full Set

This is a 2023 Omega Seamaster Professional 300M in 42mm, which is a full set including warranty card, box, manual, and more.

  • Condition: Great Pre-Owned
  • Case Size: 42mm diameter
  • Water Resistance: 300m depth rating
Posted at
May 2, 2026, 7:36 PM
Active
[WTS] Omega Seamaster Professional 300M 42mm 210.30.42.20.06.001 | 2022 Box and Papers

Omega Seamaster Professional 300M 42mm 210.30.42.20.06.001 | 2022 Box and Papers

A used Omega Seamaster Professional 300M, 42mm in size, with a 2022 warranty card and other accessories.

  • Condition: Good Pre-Owned with scratches and torn flap
  • Case Size: 42mm
  • Service History: Unknown
Posted at
May 2, 2026, 7:29 PM
Active