Omega Seamaster Seamaster Master Co-Axial 39.5 London Edition Stainless Steel / Blue / Alligator

Reference 511.13.40.20.03.001

Omega Seamaster Master Co-Axial 39.5 London Edition Stainless Steel / Blue / Alligator

About this watch

The Omega Seamaster Master Co-Axial 39.5 London Edition is a masterpiece of horology, blending stunning design with advanced technology and limited production run. Its rich blue dial features a gradient finish that transitions from deep navy to lighter hue, while the case is crafted from high-quality stainless steel. The watch boasts a self-winding movement with Co-Axial escapement, Master Chronometer certification, and 55-hour power reserve. With a water resistance of 60 meters, it's suitable for swimming and snorkeling. The alligator leather strap adds to its luxurious appeal and ensures comfort throughout the day. This limited edition piece is not just a watch but a collectible item, with only 399 units produced. Its exclusivity makes it a potential heirloom piece, telling stories of adventures and milestones along the way.

Buy Now on Jomashop

This is an affiliate link

Key Features

Omega Caliber 8800 self-winding movement
Co-Axial escapement for reduced friction
Master Chronometer certification approved by METAS
55-hour power reserve
60-meter water resistance
Rich blue dial with gradient finish
High-quality stainless steel case

Specifications

Brand

Omega

Family

Seamaster

Model

Seamaster Master Co-Axial 39.5 London Edition Stainless Steel / Blue / Alligator

Reference

511.13.40.20.03.001

Movement

8800

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Stainless Steel 39.5mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

Current Listings

Omega Seamaster 166.0266 Tapestry TV Dial 🇨🇭 FREE SHIPPING

Omega - 166.0266 · $679

A vintage Omega Seamaster 166.0266 with a TV/tapestry dial and mechanical automatic movement.

Condition: presentable condition, patina present but consistent with age
Case size: 34mm (without crown)
Lug to lug length: 37mm
Thickness: 9mm

Posted at

Jan 21, 2026, 8:50 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 41 Black Lacquer (220.10.41.21.01.002)

Omega - 220.10.41.21.01.002 · $4,875

Up for sale is a gently used Omega Seamaster Aqua Terra Black Lacquer, the 41mm version, in excellent working condition and good cosmetic condition. The watch has minor swirls, surface scratches, and signs of use on the case and bracelet.

Condition: Excellent / perfect working condition, good cosmetic condition with minor flaws
Case size: 41mm diameter
Thickness: 13.40mm
Lug to lug length: 48mm

Posted at

Jan 21, 2026, 8:26 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra "Skyfall" 38.5mm Co-Axial ref. 231.10.39.21.03.001

Omega - 231.10.39.21.03.001 · $3,550

This listing is for an Omega Seamaster Aqua Terra 'Skyfall' Co-Axial reference 231.10.39.21.03.001, a 38.5mm watch with a unique design.

Case size: 38.5mm
Shipping location: NJ USA

Posted at

Jan 21, 2026, 7:22 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 231.10.39.60.02.001 38mm Stainless Steel In Original Box $1500

Omega - 231.10.39.60.02.001 · $1,500

A stainless steel Omega Seamaster Aqua Terra in original box, featuring a 38mm case width and quartz movement.

Condition: Preowned with some wear, scratches and marks
Case Width: 38.5mm (without crown)
Band Type: Stainless steel
Band Condition: Preowned

Posted at

Jan 21, 2026, 6:08 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $3950

Omega - 215.30.44.21.03.001 · $3,950

This Omega Seamaster Planet Ocean features a 43.5mm stainless steel case, blue ZrO₂ ceramic dial, and ceramic bezel, powered by the Caliber 8900 Co-Axial Master Chronometer movement.

Condition: Excellent overall with light surface wear and minor hairlines
Case size: 43.5mm diameter
Water resistance: 600m/2000ft
Movement: Caliber 8900 Co-Axial Master Chronometer

Posted at

Jan 21, 2026, 3:38 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega - 234.30.41.21.01.001 · $6,845

The Omega Seamaster 300 Heritage is a vintage-inspired dive watch with a timeless design, featuring a black dial, broad arrow hands, and warm toned lume.

Condition: Excellent
Case material: steel
Bracelet type: matching
Box set included: true

Posted at

Jan 21, 2026, 3:02 PM

Active

View listing on r/WatchExchange

2024 Omega Seamaster Professional

Title: [Wts] 2024 Omega Seamaster Professional
Description: Description:

Posted at

Jan 21, 2026, 12:41 AM

Active

View listing on r/WatchExchange

Omega Seamaster 300M Co-Axial 41mm 2220.80 Full Kit, + spare clean OEM Bezel Insert - $2,890

Omega - 2220.80 · $2,890

Up for sale is my Omega Seamaster 2220.80, featuring an automatic co-axial cal 2500 movement and measuring at 41mm.

Condition: 8.8/10 - great condition with minimal marks/hairlines
Case size: 41mm diameter
Bezel insert condition: scratches/fading, has a spare clean OEM bezel insert (9.5/10)
Movement: automatic co-axial cal 2500

Posted at

Jan 20, 2026, 8:42 PM

Active

View listing on r/WatchExchange

Omega Seamaster GMT 50th Anniversary 2234.50 Box and Card, Seamaster Bracelet - $2,190

Omega - 2234.50 · $2,190

The Omega Seamaster GMT 2234.50 is a 41mm automatic watch with a steel case and original Omega steel bracelet. It has a sapphire crystal and all other parts are clean.

Condition: great condition with minimal hairlines/marks on case, caseback, and bracelet
Bracelet size: up to 7.25 inch wrists
Case diameter: 41mm

Posted at

Jan 20, 2026, 8:39 PM

Active

View listing on r/WatchExchange