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 Planet Ocean 600M 45.5mm Automatic Ref# 215.30.46.51.01.001 with Boxes & Papers

Omega Seamaster Planet Ocean 600M 45.5mm Automatic Ref# 215.30.46.51.01.001 with Boxes & Papers

Omega - 215.30.46.51.01.001 · $6,900
This Omega Seamaster Planet Ocean 600M is a stylish and elegant timepiece, presented in excellent condition with all original accessories.

  • Condition: Clean, polished
  • Box Type: Inner Wooden Box and Outer White Cardboard box
  • Papers: 2020 dated Warranty Card,Pictogram Card,Master Chronometer Card
  • Shipping Method: 2nd day air insured Fedex
Posted at
Mar 15, 2026, 11:25 PM
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[WTS] Omega Seamaster Planet Ocean 2201.50 42mm Box and Cards - $3,150

Omega Seamaster Planet Ocean 2201.50 42mm Box and Cards - $3,150

Omega - 2201.50 · $3,150
Up for sale is my Omega Seamaster Planet Ocean 2201.50, a great condition watch measuring at 42mm with an automatic Omega Calibre 2500 movement.

  • Condition: Very good condition for its age, minor marks and hairlines on case, caseback, and bracelet
  • Movement: Omega Calibre 2500
  • Case size: 42mm
  • Bracelet material: Steel
Posted at
Mar 15, 2026, 9:56 PM
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[WTS] Omega Seamaster 2254.50 41mm Automatic Peter Blake Box and Papers - $2,790

Omega Seamaster 2254.50 41mm Automatic Peter Blake Box and Papers - $2,790

Omega - 2254.50 · $2,790
Up for sale is my Omega Seamaster 2254.50 41mm Automatic Peter Blake in great condition. The watch has a steel case on original Omega steel bracelet, with minimal hairlines/marks and crisp dial and hand colors.

  • Condition: Great condition with minimal hairlines/marks on case, caseback, and bracelet.
  • Case size: 41mm
  • Bracelet type: Original Omega steel bracelet
  • Bezel material: Steel bezel
Posted at
Mar 15, 2026, 9:53 PM
Active
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[WTS] Omega Seamaster 300M Co-Axial 2220.80 41mm Box and Card- $2,790

Omega Seamaster 300M Co-Axial 2220.80 41mm Box and Card- $2,790

Omega - 2220.80 · $2,790
Up for sale is my Omega Seamaster 2220.80, a 41mm watch with an automatic co-axial cal 2500 movement.

  • Condition: 8.9/10 - great condition with minimal marks/hairlines
  • Case size: 41mm
  • Movement: co-axial cal 2500
  • Crystal: sapphire crystal
Posted at
Mar 15, 2026, 9:46 PM
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[WTS] Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega - 2201.51 · $2,690
Up for sale is my Omega Seamaster Planet Ocean 2201.51, a great condition watch with an automatic movement and measuring at 42mm.

  • Condition: great condition for its age with minimal marks/hairlines on case, caseback, and bracelet
  • Movement: Omega Calibre 2500
  • Water Resistance: 600m
Posted at
Mar 15, 2026, 9:39 PM
Active
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[WTS] Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega - 23110422103006 · $4,950
A striking Aqua Terra released for a very short period in limited production, featuring a blue dial with wave pattern and 18K yellow gold details.

  • Condition: Excellent all-around condition
  • Case size: 41.5mm
  • Water resistance: 150M / 15 bar
  • Movement: Omega Master Co-Axial calibre 8500
Posted at
Mar 15, 2026, 4:11 PM
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[WTS] 20mm Omega OEM - Seamaster Professional Diver 300M - Green Rubber Strap - Medium Length

20mm Omega OEM - Seamaster Professional Diver 300M - Green Rubber Strap - Medium Length

Omega - Z017210 · $250
A 20mm Seamaster Professional Diver 300M with a green rubber strap, this watch is a standard version of the SMP300.

  • Strap Length: Medium Length
  • Buckle Reference: STZ010129
Posted at
Mar 15, 2026, 3:54 PM
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[WTS] 20mm Omega OEM - Seamaster Professional Diver 300M - Blue Rubber Strap - Medium Length

20mm Omega OEM - Seamaster Professional Diver 300M - Blue Rubber Strap - Medium Length

Omega - CVZ010127 · $250
A Seamaster Professional Diver 300M watch with a blue rubber strap.

  • Strap type: Blue Rubber Strap
  • Buckle type: Pin buckle
  • Retail price: $370
Posted at
Mar 15, 2026, 3:52 PM
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[WTS] Omega Seamaster Professional 300m 2265.80 - Quartz on Bracelet

Omega Seamaster Professional 300m 2265.80 - Quartz on Bracelet

Omega - 2265.80 · $1,600
A 2265.80 Omega Seamaster Professional 300m Quartz watch in excellent condition with a 7.5-inch wrist accommodating bracelet length.

  • Condition: Excellent, minor marks on case and bracelet
  • Bracelet length: enough to accommodate a 7.5-inch wrist
  • Included straps: Hirsch white rubber strap
Posted at
Mar 15, 2026, 3:43 PM
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