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

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Condition: great overall with light wear
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Thickness: 11.5mm

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Case width: 30mm (without crown)

Posted at

May 8, 2026, 8:45 PM

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Posted at

May 8, 2026, 8:36 PM

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Omega OEM Seaweed Green Rubber Strap – 20mm – Seamaster Professional - SMP 300M (42mm) On Aftermarket Clasp - $200 shipped

Omega · $200

This is an OEM Seaweed Green rubber strap for the Seamaster Professional 300M (42mm) watch.

Material: rubber
Color: Seaweed Green
Width: 20mm

Posted at

May 8, 2026, 8:06 PM

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2024 Omega Seamaster Diver 300 | Black Dial Rubber Strap

Omega - Seamaster Diver 300 · $4,299

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Condition: Extremely Clean and taken care of
Case diameter: 42 mm
Bezel type: uni-directional ceramic
Dial description: black with luminous indexes and hands

Posted at

May 8, 2026, 8:00 PM

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Omega OEM Seaweed Green Rubber Strap & Buckle – 20mm – Seamaster Professional - SMP 300M (42mm) $225 shipped

Omega · $225

Authentic Omega OEM Seaweed Green rubber strap for the Seamaster Professional 300M, designed for a 42mm case.

Condition: Authentic
Color: Seaweed Green
Width: 20mm
Fitment: Seamaster Professional 300M – 42mm case

Posted at

May 8, 2026, 7:57 PM

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OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,000🔥 [PRICED TO SELL]

OMEGA - 232.32.42.21.01.003 · $4,000

The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, with a black dial, orange accents, and date window at 3 o'clock. It's built for adventure, water-resistant up to 600 meters (2000 feet), and features a helium escape valve.

Condition: VERY GOOD with few superficial scratches on case
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Depth rating: 600m depth rating

Posted at

May 8, 2026, 7:32 PM

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OMEGA - 225.12.43.50.01.001 · $7,250

The OMEGA Seamaster Bullhead Ref. 225.12.43.50.01.001 is a cult classic reborn, paying tribute to the iconic 1969 original. Its distinctive shield-shaped case and unique configuration—with the crown and chronograph pushers at 12 o'clock—earn it the "Bullhead" nickname.

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Posted at

May 8, 2026, 7:30 PM

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