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

Current Listings

Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega - 220.10.41.21.06.001 · $5,495

Aqua Terra Grey watch in excellent condition, reference 220.10.41.21.06.001, from 2023.

Condition: Excellent condition with minimal signs of wear
Year: 2023
Case size: 41mm
Contents: Watch (full links),Inner & Outer Box,Card Holder,International Warranty Card,Master Chronometer Card,Pictograms Card

Posted at

Jan 11, 2026, 1:33 PM

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No Date Omega Seamaster Diver 300M - Full Set 2025

Omega - Seamaster Diver 300M No Date · $5,200

Up for sale is my No Date SMP 300, purchased directly from Omega Boutique. This watch comes with a complete set, including the original Omega rubber strap with deployant clasp, both boxes, and 3 cards.

Condition: Mint condition
Purchase Date: purchased directly from Omega Boutique
Warranty Card Date: dated 3/29/2025
Included Accessories: complete set, original Omega rubber strap with deployant clasp, both boxes, and 3 cards

Posted at

Jan 11, 2026, 10:28 AM

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Omega Seamaster Aqua Terra 150M – Ref. 231.10.42.21.01.003 – 41.5mm – Box & Watch – $2999 Shipped

Omega - 231.10.42.21.01.003 · $2,999

The Omega Seamaster Aqua Terra 150M is a versatile everyday watch featuring a 41.5mm stainless steel case, black dial with teak-style vertical pattern, and date at 3 o'clock, powered by Omega's Master Co-Axial chronometer movement.

Condition: Good overall with light wear
Case size: 41.5mm diameter
Bracelet length adjustment: 7.4-inch wrist

Posted at

Jan 10, 2026, 9:24 PM

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Omega Seamaster 166.003 with Original Strap

Omega - 166.003 · $850

A vintage Omega Seamaster inherited from the seller's grandfather, previously used as daily wear, in need of a service.

Condition: Used with signs of wear
Service needed: true

Posted at

Jan 10, 2026, 9:23 PM

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Omega Seamaster Aqua Terra – Discontinued Black “Teak” Dial| 42mm Master Co- Axial | Reference: 231.10.42.21.01.003| Full Set

Omega - 231.10.42.21.01.003 · $4,250

A discontinued, classically styled Aqua Terra with the desirable black teak dial, powered by Omega’s robust Master Co-Axial technology. A versatile luxury sports watch equally at home with a suit or casual wear, and an excellent example of Omega’s technical evolution prior to the Master Chronometer era.

Condition: Very good overall condition
Diameter: 41.5mm
Water resistance: 150m / 500ft
Movement type: Master Co-Axial automatic movement

Posted at

Jan 10, 2026, 8:07 PM

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Omega Seamaster Aqua Terra 150M “Spectre” Blue Dial – 41.5mm|Ref: 231.10.42.21.03.003| Full Set | Mint Condition

Omega - 231.10.42.21.03.003 · $3,990

This highly sought-after Aqua Terra 'Spectre' configuration features a blue teak dial and in-house Calibre 8500, delivering reliable Co-Axial performance and strong wrist presence.

Condition: Excellent condition throughout
Case size: 41.5mm
Depth rating: 150m

Posted at

Jan 10, 2026, 6:02 PM

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