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.

Buy Now on Jomashop

This is an affiliate link

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 300 Full Kit

Omega - 233.30.41.21.01.001 · $3,990

The Omega Seamaster 300 is a mechanical automatic watch with a black dial and 41mm steel case, featuring a domed sapphire crystal and 60-hour power reserve. It includes a full kit with extra leather straps and comes with the original box and papers. The watch has been recently purchased on Chrono24.

Condition: Slight wear on bracelet, clasp, and case
Case size: 41mm diameter
Movement caliber: Omega 8400
Power reserve: 60 hours

Posted at

May 9, 2026, 8:59 AM

Active

View listing on r/WatchExchange

Omega Seamaster Pro 300M 210.30.42.20.04.001

Omega - 210.30.42.20.04.001 · $4,500

This Omega Seamaster Professional 300M features a white ceramic dial, laser-engraved waves, and a stainless steel case. It comes with an original stainless steel bracelet, OEM black rubber strap, and a full kit including presentation boxes and certification cards.

Condition: Excellent pre-owned condition with some minor wear and missing link screw
Movement: Omega Co-Axial Master Chronometer Calibre 8800
Case size: 42mm diameter
Bracelet condition: Missing one link screw, but easily replaceable

Posted at

May 9, 2026, 5:09 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

Omega - 232.92.44.22.03.001 · $5,200

This Omega Seamaster Planet Ocean GMT Titanium features a 43.5mm case size and is still under warranty until AUG 2027.

Condition: Excellent condition
Case Size: 43.5mm
Warranty Status: under warranty until AUG 2027

Posted at

May 9, 2026, 2:57 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500

This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch that comes with boxes and papers.

Condition: great condition
Case size: 45.5mm diameter
Band type: not specified

Posted at

May 9, 2026, 2:50 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500

This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch with the reference number 232.32.46.21.01.001, described as being in great condition.

Condition: Great condition
Model: Omega Seamaster Planet Ocean 8500
Size: 45.5mm diameter
Shipping: FedEx via US

Posted at

May 9, 2026, 2:48 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001 · $4,500

A Omega Seamaster Planet Ocean Chronograph in excellent condition, featuring a 45.5mm case.

Condition: Excellent condition
Size: 45.5mm diameter

Posted at

May 9, 2026, 2:47 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega - 215.30.44.21.03.001 · $4,600

A blue Omega Seamaster Planet Ocean 8900, featuring a 43.5mm case size and under factory warranty until September 2028.

Condition: Excellent
Case size: 43.5mm diameter
Water resistance: no data

Posted at

May 9, 2026, 2:43 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Planet Ocean 600m "Skyfall" James Bond Edition

OMEGA - 232.30.42.21.01.004 · $7,500

This limited edition Omega Seamaster Planet Ocean 600M 'Skyfall' is a James Bond Edition featuring a 42mm steel case, black ceramic bezel, and matte structured black dial with date window and 007 logo. It comes with various Omega accessories.

Case size: 42mm diameter
Bracelet fit: 7 inches wrist size, loose
Included items: boxes (inner and outer), Pictograms card, Chronometer Certificate card, limited edition card, international warranty card, brochure, user manual

Posted at

May 9, 2026, 2:14 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 600M 42mm “Skyfall” — Ref. 232.30.42.21.01.001 — 2014 full set in Mint Condition

Omega - 232.30.42.21.01.001 · $4,790

This Omega Seamaster Planet Ocean 600M 42mm features a matte black ceramic bezel, orange accents, and the in-house Co-Axial Caliber 8500 movement, making it one of the most collectible modern references. It's rugged for diving yet refined for daily wear, capturing Omega's golden era before the transition to Master Chronometer models.

Condition: Mint
Case Size: 42mm
Water Resistance: 600m
Depth Rating: 600m

Posted at

May 9, 2026, 12:12 AM

Active

View listing on r/WatchExchange