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 Cal 552, Ref 14779 35mm, Original Beads of Rice Bracelet - $690

Omega Seamaster Cal 552, Ref 14779 35mm, Original Beads of Rice Bracelet - $690

Omega - 14779 · $690
Up for sale is my good condition Omega Seamaster Cal 552 14779. This watch measures at 35mm and has an automatic Omega Cal 552 movement.

  • Condition: good condition for its age (8/10)
  • Movement: Omega Cal 552
  • Case size: 35mm diameter
  • Bracelet type: original Omega beads of rice steel bracelet
Posted at
Mar 17, 2026, 8:49 PM
Active
[WTS] Omega Seamaster 166.0126 - $690

Omega Seamaster 166.0126 - $690

Omega - 166.0126 · $690
Up for sale is my Omega Seamaster 166.0126 in great condition, measuring 35mm with an automatic movement.

  • Condition: Very good condition, some hairlines and marks on the case and caseback
  • Case size: 35mm diameter
  • Crystal: acrylic crystal with light scratches
  • Movement: automatic movement
Posted at
Mar 17, 2026, 8:39 PM
Active
[WTS] 2023 Omega Seamaster Diver 300M Black Ceramic - 210.92.44.20.01.001 - Full Set

2023 Omega Seamaster Diver 300M Black Ceramic - 210.92.44.20.01.001 - Full Set

This Omega Seamaster Diver 300M in Black Ceramic features a black ceramic bezel, laser etched wave dial and skeletonized hands.

  • Condition: very excellent pre-owned condition
  • Case Size: 43.5mm diameter
  • Year: 2023
  • Water Resistance: 300m depth rating
Posted at
Mar 17, 2026, 8:20 PM
Active
[WTS] Omega Seamaster Yachting 176.0010

Omega Seamaster Yachting 176.0010

Omega - 176.0010 · $3,900
The Omega Seamaster Yachting was released in 1972 for timing yacht races, featuring an automatic chronograph calibre 1040 and a highlighted countdown on the tachymeter scale. It has a blue sunburst dial, orange hands, and original acrylic crystal. The watch is complete with an original stainless Omega buckle.

  • Condition: Good, with some signs of wear on the case-back and 35-40 seconds fast per day
  • Movement condition: Excellent
  • Chronograph functions: Working as they should
  • Case size: 42mm diameter
Posted at
Mar 17, 2026, 6:33 PM
Active
[WTS] Omega Seamaster America's Cup 2533.50

Omega Seamaster America's Cup 2533.50

Omega - 2533.50.00 · $2,400
This Omega Seamaster America's Cup features a white gold bezel insert, black wave dial with sword hands, and the legendary Seamaster bracelet.

  • Condition: Worn, 26 years old
  • Bracelet type: Seamaster bracelet
  • Movement: 1120 movement
Posted at
Mar 17, 2026, 4:47 PM
Active
[WTS] Omega Seamaster Professional 300m Automatic 2531.80.00

Omega Seamaster Professional 300m Automatic 2531.80.00

Omega - 2531.80.00 · $2,400
A pre-owned Omega Seamaster Professional 300m Automatic, featuring a 300-meter water resistance and an automatic movement.

  • Condition: minor scratches on the bezel, good for its age
  • Case material: not specified
Posted at
Mar 17, 2026, 1:26 PM
Active
[WTS] Vintage Omega Seamaster Deville 60s

Vintage Omega Seamaster Deville 60s

This vintage Omega Seamaster Deville 60s comes with its original box, booklets, and warranty card, and is being sold on an AM strap.

  • Original Box: yes
  • Original Booklets: yes
  • Original Warranty Card: blank
Posted at
Mar 17, 2026, 11:39 AM
Active
[WTS] 2022 Omega Seamaster Diver 300M "No Time To Die" 210.90.42.20.01.001 James Bond 007 NTTD Box and Papers

2022 Omega Seamaster Diver 300M "No Time To Die" 210.90.42.20.01.001 James Bond 007 NTTD Box and Papers

This Omega Seamaster Diver 300M James Bond 007 Edition 'No Time To Die' is a titanium watch with a 42mm diameter.

  • Condition: Preowned with signs of wear on the case, bracelet, and buckle
  • Case material: Titanium
  • Case size: 42mm
  • Depth rating: 300m
Posted at
Mar 17, 2026, 11:26 AM
Active
[WTS] 2023 Omega Seamaster SMP300m Blue Wave Dial Reference 210.32.42.20.03.001 - Box and Papers

2023 Omega Seamaster SMP300m Blue Wave Dial Reference 210.32.42.20.03.001 - Box and Papers

This is a 2023 Omega Seamaster Diver SMP300M 42mm Blue Wave Dial watch in excellent condition, featuring a clean sapphire crystal and running great.

  • Condition: Excellent, minimal signs of wear
  • Case size: 42mm diameter
  • Depth rating: 300m
Posted at
Mar 17, 2026, 11:06 AM
Active