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

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Omega - 210.32.42.20.04.002 $4,599
The Omega Seamaster SMP300 Americas Cup is a popular summer watch, known for being one of the best Seamasters made.

  • Condition: Excellent condition
Posted at
May 2, 2026, 6:06 PM
Active
[WTS] Vintage Omega Seamaster Deville 60s

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This is a vintage Omega Seamaster Deville from the 60s, which comes with original accessories such as box, booklets, and warranty card.

  • Condition: Runs well!
  • Original accessories included: true
  • Payment methods accepted: Zelle, Venmo, or WU
Posted at
May 2, 2026, 5:38 PM
Active
[WTS] Omega Seamaster Professional Diver 30OM - Black Wave Dial - Ref 212.30.41.20.01.002

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Omega - 212.30.41.20.01.002 $2,999
The Omega Seamaster Diver 300M features a black wave dial, reliable Co-Axial Calibre 2500 movement, and the signature 'Bond' style bracelet. This 41mm model is a perfect blend of tool-watch ruggedness and luxury refinement.

  • Condition: Excellent
  • Case Size: 41mm diameter
  • Movement: Omega Calibre 2500 (Automatic/Co-Axial)
  • Water Resistance: 300m / 1000ft depth rating
Posted at
May 2, 2026, 5:36 PM
Active
[WTS] Omega Seamaster Diver 300M 馃數 馃煢 212.30.41.20.03.001 41mm | Excellent Condition (With Box And Warranty Cards)

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Omega - 212.30.41.20.03.001 $3,500
This Omega Seamaster Diver 300M is dated November 2018 and features an updated clasp with on-the-fly microadjustment.

  • Condition: Excellent Condition
  • Case size: 41mm
  • Strap: Omega OEM Rubber Strap
Posted at
May 2, 2026, 3:49 PM
Active
[WTS] 2024 Omega Seamaster Aqua Terra "Summer Blue" 41mm 220.12.41.21.03.008 Full Set Excellent

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The 2024 Omega Seamaster Aqua Terra features a captivating 'Summer Blue' dial with sunburst pattern and light blue Super-LumiNova hands and indexes.

  • Condition: Excellent
  • Year: 2024
  • Contents: Full Set
Posted at
May 2, 2026, 3:45 PM
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[WTS] Omega Seamaster Professional 300m

Omega Seamaster Professional 300m

A Omega Seamaster Diver 300M in the gray dial/blue bezel configuration is being sold. It comes with a blue OEM rubber strap, box, an extra black rubber strap, and a certificate of authenticity.

  • Condition: LNIB/near-mint with minor wear
  • Case size: 42mm diameter
  • Water resistance: 300m
Posted at
May 2, 2026, 1:46 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 220.10.41.21.06.001 - Full Kit - $3950

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Omega - 220.10.41.21.06.001 $3,950
This Omega Seamaster Aqua Terra is for sale, purchased from Liljenquist and Beckstead in Bethesda on March 14th, 2024. It's a full kit with box, papers, hangtag, and extra links.

  • Condition: Heavily scratched
  • Purchase Date: 3/14/2024
  • Warranty Date: 3/14/2024
Posted at
May 2, 2026, 1:46 PM
Active
[WTS] Omega Seamaster Ref.2828 Rare Antique Beige Tropical Dial Arabic Numerals Automatic Men's Watch $550

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Omega - 2828-11SC $550
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  • Condition: Preowned with some wear, scratches and marks
  • Case width: 32 mm (without crown)
  • Band type: Aftermarket leather band
  • Band size: 23 cm total length
Posted at
May 2, 2026, 1:38 PM
Active
[WTS] Omega Seamaster Planet Ocean. Box, Card.  232.32.46.21.01.003.

Omega Seamaster Planet Ocean. Box, Card. 232.32.46.21.01.003.

Omega - 232.32.46.21.01.003 $3,195
This Omega Seamaster Planet Ocean is being sold with its original box and card.

  • Box: true
  • Card: true
Posted at
May 2, 2026, 1:35 PM
Active