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 “Sochi 2014” Limited Edition - No. 1629/2014 - Ref. 522.30.46.21.01.001 - Complete Set - PRICE REDUCED

Omega Seamaster Planet Ocean 600m “Sochi 2014” Limited Edition - No. 1629/2014 - Ref. 522.30.46.21.01.001 - Complete Set - PRICE REDUCED

Omega - 522.30.46.21.01.001 · $4,250
This Omega Seamaster Planet Ocean 600M 'Sochi 2014' Limited Edition is a special release commemorating the 2014 Sochi Winter Olympics. It features a stainless steel case with a domed scratch-resistant sapphire crystal and a black dial with grayish tone bezel and red and blue accents.

  • Condition: Good condition with signs of wear present, consistent with a used watch
  • Case Diameter: 45.5mm
  • Lug To Lug: 51.5mm
  • Water Resistance: 600 meters (2,000 feet)
Posted at
May 1, 2026, 2:19 PM
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[WTS] Omega OEM Green Rubber Straps – 20mm – Seamaster Professional - SMP 300M (42mm)

Omega OEM Green Rubber Straps – 20mm – Seamaster Professional - SMP 300M (42mm)

Omega - 300M (42mm) · $225
Additional Omega OEM green rubber straps for the Seamaster Professional 300M (42mm) are available.

  • Color: Green
  • Width: 20mm
  • Fitment: Seamaster Professional 300M – 42mm case
Posted at
May 1, 2026, 1:16 PM
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[WTS] Omega Seamaster Professional 41mm “Peter Blake”- 2254.50

Omega Seamaster Professional 41mm “Peter Blake”- 2254.50

Omega - 2254.50 · $2,995
Up for sale is my Omega Seamaster Professional 41mm 'Peter Blake' in great condition with very minimal hairlines throughout.

  • Condition: Great condition, some minor hairlines and small marks on the bezel and case
  • Wrist size: not specified
  • Timegrapher data: not specified
Posted at
May 1, 2026, 12:43 PM
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[WTS] Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Price Reduced

Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Price Reduced

Omega - 212.30.41.20.03.001 · $2,950
A classic Omega Seamaster Professional Diver 300M with a blue dial configuration and 41mm size.

  • Condition: great pre-owned condition
  • Size: 41mm diameter
  • Water Depth Rating: 300m
Posted at
May 1, 2026, 12:41 PM
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[WTS] Omega Seamaster Diver 300M 42mm Ref. 210.32.42.20.01.001 Full Set

Omega Seamaster Diver 300M 42mm Ref. 210.32.42.20.01.001 Full Set

Omega - 210.32.42.20.01.001 · $4,075
The Omega Seamaster Diver 300M features a black ceramic wave dial and matching black rubber strap. It has the in-house Calibre 8800 automatic movement and is METAS certified for accuracy, anti-magnetism, and reliability.

  • Condition: Excellent, very good with only light wear consistent with careful ownership
  • Movement: Calibre 8800
  • Case size: 42mm
  • Water resistance: 300m
Posted at
May 1, 2026, 12:34 PM
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[WTS] Omega Seamaster Professional. Cards included. 210.30.42.20.06.001.

Omega Seamaster Professional. Cards included. 210.30.42.20.06.001.

Omega - 210.30.42.20.06.001 · $3,850
A Omega Seamaster Professional is being sold with additional cards included.

  • Cards included: true
  • Location: NJ, USA
Posted at
May 1, 2026, 11:26 AM
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[WTS] Omega Seamaster SMP300 NTTD 210.90.42.20.01.001 COMPLETE SET 2025 007 Edition

Omega Seamaster SMP300 NTTD 210.90.42.20.01.001 COMPLETE SET 2025 007 Edition

Omega - SMP300 NTTD 210.90.42.20.01.001 · $8,250
This Omega Seamaster NTTD 007 edition watch is in excellent condition with almost no signs of wear, and comes with a complete set including warranty card.

  • Condition: Excellent
  • Payment Methods Accepted: crypto (with a small fee), other methods
  • Payment Methods Rejected: PayPal
  • Trading Interests: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 1, 2026, 10:49 AM
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[WTS] Forstner Bullet Bracelet for Modern Omega Seamaster Professional 300s

Forstner Bullet Bracelet for Modern Omega Seamaster Professional 300s

· $150
This Forstner 'Bullet' bracelet is designed for modern Omega Seamaster Professional 300 watches. It's a full kit that includes the linked bracelet, end links, spring bars, box, screwdriver, and link ziploc.

  • Condition: Great, lightly used condition
  • Brand: Forstner
  • Price Original: 188
Posted at
May 1, 2026, 10:42 AM
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[WTS] Omega Seamaster PAF, Rare Grey Dial 166.0209 (Serviced) only for 825$ Shipped🚢

Omega Seamaster PAF, Rare Grey Dial 166.0209 (Serviced) only for 825$ Shipped🚢

Omega - 166.0209 · $825
This Omega Seamaster PAF reference 166.0209 from 1973 features a stainless steel case with a 35mm diameter. The dial is clean with a beautiful grey finish and the automatic movement 1022 works perfectly fine after recent servicing.

  • Condition: Good, with some minor cosmetic issues and alteration (polished caseback)
  • Case Size: 35mm diameter
  • Movement: Automatic, Omega 1022
  • Crystal: Omega signed
Posted at
May 1, 2026, 8:48 AM
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