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

Reference 511.13.40.20.11.001

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

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 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
View listing on r/WatchExchange
[WTS] Vintage Omega Seamaster Deville 60s

Vintage Omega Seamaster Deville 60s

Omega - Seamaster Deville 60s · $1,350
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
View listing on r/WatchExchange
[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

Omega - 210.90.42.20.01.001 · $8,277
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
View listing on r/WatchExchange
[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

Omega - 210.32.42.20.03.001 · $4,250
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
View listing on r/WatchExchange
[WTS] OMEGA Heavyweights: Moonwatch 3861 Sapphire Sandwich (310.30.42.50.01.002) & Seamaster 300M Ceramic/Sedna Gold (210.62.44.20.01.001)

OMEGA Heavyweights: Moonwatch 3861 Sapphire Sandwich (310.30.42.50.01.002) & Seamaster 300M Ceramic/Sedna Gold (210.62.44.20.01.001)

Omega - 3861, 310.30.42.50.01.002 and 210.62.44.20.01.001
  • Model names: Moonwatch & Seamaster 300M
  • Materials: Sapphire Sandwich, Ceramic/Sedna Gold
Posted at
Mar 17, 2026, 9:57 AM
Active
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[WTS] Omega Seamaster Planet Ocean Blk & Orange $5299

Omega Seamaster Planet Ocean Blk & Orange $5299

Omega - Seamaster Planet Ocean · $5,299
a black and orange Omega Seamaster Planet Ocean watch for sale

  • Color: Black & Orange
Posted at
Mar 17, 2026, 9:09 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Professional 300m - Black Dial - 42mm - 210.30.42.20.01.001 - Full Set

Omega Seamaster Professional 300m - Black Dial - 42mm - 210.30.42.20.01.001 - Full Set

Omega - 210.30.42.20.01.001 · $4,400
Omega Seamaster Professional 300m with a black dial in a 42mm size.

  • Condition: Fantastic with minor hairlines and small marks on bezel, clasp, case, and bracelet
  • Case size: 42mm
  • Water resistance: 300m
Posted at
Mar 17, 2026, 8:54 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster SMP300 - Silver Dial - 42mm - 210.30.42.20.06.001

Omega Seamaster SMP300 - Silver Dial - 42mm - 210.30.42.20.06.001

Omega - 210.30.42.20.06.001 · $3,750
Up for sale is an Omega Seamaster SMP300 - Silver Dial - 42mm watch that functions perfectly mechanically.

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 42mm
Posted at
Mar 17, 2026, 8:47 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Professional 300M Black Rubber Pin and Buckle Strap

Omega Seamaster Professional 300M Black Rubber Pin and Buckle Strap

Omega - Seamaster Professional 300M · $175
Up for sale is my OEM Omega Seamaster Professional 300M Black Rubber Strap with Pin and Buckle.

  • Condition: Used, great shape but has light scratches on buckle
  • Size: regular
Posted at
Mar 17, 2026, 8:31 AM
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View listing on r/WatchExchange