Omega Seamaster Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator
Reference 511.13.40.20.06.002
About this watch
The Omega Seamaster Master Co-Axial 39.5 Swiss Edition is a masterpiece of luxury watchmaking, blending traditional craftsmanship with cutting-edge technology. This stunning timepiece boasts a gradient grey dial with stick and dot indexes, feuille hands, and a round shape that exudes elegance. The movement powering this watch is the impressive Omega caliber 8800, featuring a self-winding mechanism with a Co-Axial escapement for precision and longevity. Master Chronometer certification ensures accuracy and performance under various conditions, while the power reserve of 55 hours allows you to take it off for extended periods without worrying about winding. The comfortable alligator leather strap adds a luxurious touch, making this watch perfect for daily wear or special occasions. With its exceptional timekeeping precision, date function, and water resistance rating of 60 meters, the Seamaster Master Co-Axial is an investment piece that offers great value for those looking to expand their luxury watch collection. Its elegant design and advanced movement make it a standout piece in Omega's impressive lineup.
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Key Features
- Gradient grey dial
- Omega caliber 8800 self-winding movement with Co-Axial escapement
- Master Chronometer certification for accuracy
- 55-hour power reserve
- Comfortable alligator leather strap
- Water resistance rating of 60 meters
- Date function
Specifications
- Brand
- Omega
- Family
- Seamaster
- Model
- Seamaster Master Co-Axial 39.5 Swiss Edition Stainless Steel / Silver / Alligator
- Reference
- 511.13.40.20.06.002
- Movement
- 8800
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- Stainless Steel 39.5mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 60
Current Listings
Omega Seamaster Diver 300M Seaweed 210.30.42.20.10.001 Green Box/Papers 42mm
This is an Omega Seamaster Diver 300M Seaweed, a 42mm automatic watch with a dark forest green dial that can appear lighter in sunlight.
- Condition: Good
- Movement: Automatic Caliber 8800
- Case material: Steel
- Band material: Steel

Omega Seamaster Pro 300M SMP 2531.80 Blue Wave Dial OG Bond 007 Full Size 41mm Automatic - Fresh Service! #3620
This Omega Seamaster Pro SMP 300M Model 2531.80 is the 'OG' James Bond 007 watch as first seen in Tomorrow Never Dies, featuring a full size 41mm stainless case and blue wave dial.
- Condition: Very nice with minor signs of wear
- Movement: Automatic Omega 1120
- Case finish: Brushed sides and polished top finishes
- Dial condition: Blue bezel insert is near mint with no visible marks

Near Mint! Omega Seamaster Pro 20mm Bond Bracelet 1503/825 - Fits 41mm Bond Models 2531.80/2541.80
This Omega Seamaster Pro SMP bracelet is being sold with a non-profit organization, and it's a near mint condition stainless steel model that fits all 41mm non-chronograph Seamaster Pro models. It comes with 10 full links plus 2 half links, measuring approximately 8 inches when laid flat.
- Condition: near mint
- Lug width: 20mm
- Bracelet length: approximately 8"
- Links included: 10 full + 2 half
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Omega Seamaster Aqua Terra (ref. 231.10.41.21.02.003) 41mm White Dial - Box and Papers - Mint
This Omega Seamaster Aqua Terra features a 41mm white dial, textured pattern, and comes with full set from 2016.
- Condition: Mint
- Size: 41mm diameter
- Bracelet type: full bracelet
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://external-preview.redd.it/Z23CdO8aZF-HV3au4S_-y5Urc9qFx-tPMWIe49yDonE.jpeg?auto=webp&s=eb3b7243be141432cbe44aa81d710cb10aa67b37)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
This Omega Seamaster Aqua Terra features a white dial and blue indices, powered by the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Movement: co-axial chronometer
- Diameter: 39mm
- Case material: unknown
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Omega OEM Seamaster Pro 300M Black Rubber Strap
This Omega Seamaster Pro 300M is a high-end watch featuring a black rubber strap. The strap is in excellent condition with no signs of wear.
- Condition: great shape
- Material: Black Rubber Strap
- Strap type: 2-piece OEM strap
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Omega Seamaster Railmaster 220.10.40.20.01.001
The Omega Seamaster Railmaster is a timepiece built for railway workers and scientists to handle magnetic fields up to 15,000 gauss. It features a 40mm stainless steel case with a vertically brushed black dial and vintage-style lume.
- Condition: near-mint condition, purchased in 2022 and hardly worn
- Case material: stainless steel
- Bracelet material: stainless steel
- Water resistance depth: 150 meters

Omega Seamaster 300M - Grey / Titanium Diver - 210.32.42.20.06.002 ( new )
A brand new Omega Seamaster 300M 42mm Grey Dial / Titanium Bezel on Rubber Strap, complete with all boxes, papers, booklets, hang tag and Omega Warranty Card dated May 2025.
- Condition: Brand New / Complete Set
- Case material: Stainless Steel
- Movement: 8806 Master Co-Axial Movement
- Size: 42mm diameter
![[WTS] 2022 Omega Seamaster Professional 42mm 210.30.42.20.06.001](https://external-preview.redd.it/9EOi13Bfa_Qr3_D2UUThIn6CaLQZBzN5wkaxaPNmSac.jpeg?auto=webp&s=a068976aea308cf4dd2ca70e3f8af36bbb3aec92)
2022 Omega Seamaster Professional 42mm 210.30.42.20.06.001
2022 Omega Seamaster Professional 300, 42mm, in great condition, with additional accessories.
- Condition: Pre-Owned, great condition with marks on bracelet and clasp
- Case Diameter: 42mm
- Movement Rating: Master Chronometer