Omega Seamaster Seamaster Master Co-Axial 39.5 Hong Kong Edition Stainless Steel / Red / Alligator

Reference 511.13.40.20.11.001

About this watch

The Omega Seamaster Master Co-Axial 39.5 Hong Kong Edition is a masterpiece of horological innovation. This stunning timepiece boasts a vibrant red dial, paired with an elegant alligator leather strap and a durable stainless steel case. The Omega Caliber 8800 self-winding movement is a marvel of engineering, featuring a Co-Axial escapement that reduces friction and enhances accuracy. Certified as a Master Chronometer by METAS, this watch is resistant to magnetic fields up to 15,000 gauss. With a power reserve of 55 hours and water resistance of 60 meters, it's perfect for everyday wear and special occasions. The limited production run of only 399 units makes it a highly sought-after collector's piece.
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Key Features

  • Self-winding Omega Caliber 8800 movement
  • Co-Axial escapement for improved accuracy
  • Master Chronometer certification by METAS
  • Water resistance up to 60 meters
  • Power reserve of 55 hours
  • Stainless steel case with durable design
  • Scratch-resistant sapphire crystal
  • Elegant alligator leather strap

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Master Co-Axial 39.5 Hong Kong Edition Stainless Steel / Red / Alligator
Reference
511.13.40.20.11.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 39.5mm
Dial Color
Red
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] Omega Seamaster Ref: 166.0126

Omega Seamaster Ref: 166.0126

Omega - 166.0126 · $699
This classic automatic Seamaster has hacking and hand-winding functionality, runs smoothly, and features a warm vintage look.

  • Condition: Honest aging with good condition for its age
  • Case diameter: 34.5mm (excluding crown)
  • Lug-to-lug: 40mm
  • Lug width: 11mm
Posted at
Dec 11, 2025, 5:37 AM
Active
[WTS] Omega Seamaster 166.0266 Tapestry TV Dial 🇨🇭 FREE SHIPPING

Omega Seamaster 166.0266 Tapestry TV Dial 🇨🇭 FREE SHIPPING

Omega - 166.0266 · $689
A vintage Omega Seamaster with a TV/tapestry dial and automatic movement, recently serviced and regulated.

  • Condition: presentable condition, some patina
  • Case diameter: 34mm (without crown)
  • Lug to lug: 37mm
  • Thickness: 9mm
Posted at
Dec 10, 2025, 9:01 PM
Active
[WTS] Omega Seamaster ‘Bond’ 2531.80, price reduced $2100

Omega Seamaster ‘Bond’ 2531.80, price reduced $2100

Omega - 2531.80 · $2,100
This Omega Seamaster Professional 2531.80 automatic watch comes with a 41mm case and features Superluminova lume, which is still working well. The bracelet has been polished to a very good condition and includes an extra half link.

  • Condition: Very good, some light scratches on the bezel and lack of serial number due to gray market status
  • Bracelet length: ~7-inch
  • Bracelet condition: Very good
  • Bezel condition: Some light scratches
Posted at
Dec 10, 2025, 7:31 PM
Active
Omega Seamaster 300M Grey dial Full set 42MM [WTS]

Omega Seamaster 300M Grey dial Full set 42MM

A Omega Seamaster 300M with a grey dial, featuring a chronometer with date, helium escape valve, uni-rotating bezel, and transparent caseback.

  • Condition: Good condition
  • Case diameter: 42 MM
  • Dial color: Grey
  • Weight: 110 grams
Posted at
Dec 10, 2025, 7:19 PM
Active
[WTS] 1961 Omega Seamaster ref. 14765 w/ Cal. 552 – Fresh service, heavy patina dial – $650 shipped

1961 Omega Seamaster ref. 14765 w/ Cal. 552 – Fresh service, heavy patina dial – $650 shipped

Omega - 14765 · $650
A clean-lined early 60s Omega Seamaster ref. 14765 with a slim-lug case, no-date automatic cal. 552, freshly serviced and running well.

  • Condition: Heavy patina dial, mechanically sorted
  • Case dimensions: 34.5 mm diameter without crown
  • Dial condition: Original silver sunburst dial with moisture damage, pitting, and worn 'Seamaster' script
  • Movement caliber: Omega cal. 552 automatic (no date), 24 jewels
Posted at
Dec 10, 2025, 7:16 PM
Active
Omega Seamaster Railmaster Brand New stickered Full Set Open Card [WTS]

Omega Seamaster Railmaster Brand New stickered Full Set Open Card

The Omega Seamaster Railmaster is a steel watch with a grey dial and chronometer/Co-axial self-winding mechanical movement, powered by the Caliber 8806 and featuring a 44mm diameter case.

  • Condition: Brand New
  • Movement type: chronometer/Co-axial self-winding mechanical movement
  • Case diameter: 44 MM
  • Dial color: Grey
Posted at
Dec 10, 2025, 7:09 PM
Active
[WTS] Omega Seamaster Black Ceramic 210.92.44.20.01.001 (2022) Complete Box & Papers | $5,999 Shipped

Omega Seamaster Black Ceramic 210.92.44.20.01.001 (2022) Complete Box & Papers | $5,999 Shipped

This Omega Seamaster Diver 300M features a full-ceramic black case, bezel, and dial for a lightweight and scratch-resistant take on Omega's iconic dive platform.

  • Condition: Mint overall
  • Case material: full-ceramic
  • Diameter: 44mm
  • Movement specs: Master Chronometer
Posted at
Dec 10, 2025, 6:33 PM
Active
[WTS] Omega Seamaster Titanium 41.5mm - 18k Gold Bezel - 2297.80 - Price Reduced!

Omega Seamaster Titanium 41.5mm - 18k Gold Bezel - 2297.80 - Price Reduced!

Omega - 2297.80 · $2,295
A vintage Omega Seamaster with a 18k gold bezel and blue wave dial in decent condition.

  • Condition: Decent shape, some dings and scratches, unserviced
  • Case Size: 41.5mm
  • Movement Accuracy: +- 5 seconds per day
  • Reserve Capacity: over 250 amps
Posted at
Dec 10, 2025, 5:03 PM
Active
[WTS] Omega Seamaster Pro SPM300 Blue COMPLETE SET 210.32.42.20.03.001

Omega Seamaster Pro SPM300 Blue COMPLETE SET 210.32.42.20.03.001

This Omega Seamaster Pro 300 Blue is on rubber and comes with a complete set, including the warranty card.

  • Condition: Excellent condition
  • Payment Methods Accepted: crypto, all others except PayPal
  • Meeting Options: local meetups, shipping available
Posted at
Dec 10, 2025, 3:58 PM
Active