Omega Seamaster Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold / Silver / Alligator
Reference 511.53.40.20.02.001
About this watch
The Omega Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold is an emblem of elegance and precision, blending artistry, technology, and history. With its impeccable design and robust features, this watch invites admiration and curiosity. The Sedna Gold casing glimmers in the light, catching the eye effortlessly, while the sapphire crystal glass offers clarity and exceptional scratch resistance. At the core of the Omega Seamaster Master Co-Axial is the impressive Omega Caliber 8801 movement, showcasing Omega's commitment to precision and innovation. With a remarkable power reserve of 55 hours and a water resistance rating of 60 meters, this watch promises to be a reliable companion for both formal events and casual outings.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Sedna Gold casing
- Sapphire crystal glass
- Omega Caliber 8801 movement
- Master Chronometer certification
- Date function
- Water resistance rating of 60 meters
- 55-hour power reserve
Specifications
- Brand
- Omega
- Family
- Seamaster
- Model
- Seamaster Master Co-Axial 39.5 Edizione Venezia Sedna Gold / Silver / Alligator
- Reference
- 511.53.40.20.02.001
- Movement
- 8801
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- Sedna Gold 39.5mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 60
Current Listings
![[WTS] Omega Seamaster 166.0209 Beautiful Brushed Dial - only for 599$ Shipped 馃殺 Via FedEx](https://external-preview.redd.it/SXEXIgDt05q5ixTX7AcM4oQ7-PcrQ6IGnPpc5Cy4nZI.jpeg?auto=webp&s=e8ac38a4fab8b44b61f42b79b60500c1c471e4e4)
Omega Seamaster 166.0209 Beautiful Brushed Dial - only for 599$ Shipped 馃殺 Via FedEx
A 1977 Omega Seamaster reference 166.0209 features a stainless steel/gold plated case with a 35mm diameter.
- Condition: Clean, with hairline scratches and flea bites
- Case size: 35mm diameter
- Movement: Calibre 1022, automatic
- Crystal: Omega signed crystal
![[WTS] Omega Seamaster Railmaster 220.10.40.20.06.001 LNIB](https://external-preview.redd.it/lQKExBSkY4LjLxt7g3wXjw2JIpCBS9LWI5LHlf84ECs.jpeg?auto=webp&s=a538fad1e000219ea7199401225d5339f2b2d38e)
Omega Seamaster Railmaster 220.10.40.20.06.001 LNIB
A like-new Omega Seamaster Railmaster, available with a Forster flat link bracelet and an unworn OEM bracelet.
- Condition: Like new (LNIB)
- Bracelet type: Forster flat link bracelet
- Included accessories: inner box, outer box, unsigned warranty card, OEM bracelet
![[WTS] 1967 Omega Seamaster Cosmic. Ref. 135.017, Cal. 601](https://external-preview.redd.it/NMzqe5x5bYyQw8-jMCVex-BTkVlliimOkMEvONiE2-Q.jpeg?auto=webp&s=0725cd809a2e4aeee079fbef441ed94f6276fcf6)
1967 Omega Seamaster Cosmic. Ref. 135.017, Cal. 601
A vintage Omega Seamaster Cosmic from 1967, powered by the manual-wind Cal. 601 movement, in a stainless steel unishell case.
- Condition: Used with minor wear and staining
- Case size: 35mm diameter
- Movement type: Manual wind
![[WTS] 1961 Omega Seamaster w/ Spotted Patina Dial. Ref. 14384 SC-61, Cal. 610](https://external-preview.redd.it/9CdwDj407vhYV5lmE9gFxHhwySd_u7QiLPqKmUOAPlU.jpeg?auto=webp&s=20131d3c6e1eb47c641bf2db349bd0e99fc739b7)
1961 Omega Seamaster w/ Spotted Patina Dial. Ref. 14384 SC-61, Cal. 610
A 1961 Omega Seamaster with a silver dial and manually-wound Calibre 610 movement, recently serviced.
- Condition: pre-owned, minor wear consistent with age
- Case size: 35mm diameter
- Crystal type: acrylic
- Movement caliber: Calibre 610
![[wts] NEAR MINT Omega Seamaster Planet Ocean 8500 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet](https://external-preview.redd.it/7HR4a6xyuMRTPnMuwMlnKAvnXGUMXBAC7oVSIXI9VIA.jpeg?auto=webp&s=e92388eacc2d61cc20123f3e1c7605039db1a823)
NEAR MINT Omega Seamaster Planet Ocean 8500 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet
This Panerai PAM02020 Radiomir Venti 45mm is a 20th Anniversary of Paneristi edition, featuring a factory warranty valid through DEC 2030.
- Condition: Mint condition
- Warranty Valid Until: 2030-12
- Bracelet Type: OEM mesh bracelet
![[WTS] Omega Seamaster Pre-2018 or Railmaster Uncle Bracelet US1450](https://external-preview.redd.it/uB9kFQivHwTTE7TzIrggvDilEqohXHvbLgS7E777gMo.jpeg?auto=webp&s=a53545299df28af3bc5720b258f2c9594e33f303)
Omega Seamaster Pre-2018 or Railmaster Uncle Bracelet US1450
A used Omega US1450 bracelet with an upgraded double button clasp, suitable for Pre-2018 Seamaster or Railmaster models.
- Retail Price: $160
- Link: https://unclestraps.com/products/us1450-for-omega-seamaster-300m?variant=46340455465193
![[WTS] May 2025 OMEGA Seamaster Aqua Terra Shades 220.10.38.20.03.003 - full kit](https://external-preview.redd.it/g7xmdXGDSMjJhr0aVelebaSW5HDDH8rYP7LdSmJIc9M.jpeg?auto=webp&s=03fe2422e36f13fc75e4a78472d7a82657ec8828)
May 2025 OMEGA Seamaster Aqua Terra Shades 220.10.38.20.03.003 - full kit
The OMEGA Seamaster Aqua Terra Shades is a refined nod to Omega鈥檚 maritime roots, pairing everyday versatility with elegant design.
- Condition: virtually new
- Case size: 38mm diameter
- Bracelet type: brushed and polished bracelet

Omega Seamaster Pro 300M SMP 2954.50.91 2254.50 Black Wave Dial "Peter Blake" Sword Hands 41mm Automatic - Full Set! #3621
This Omega Seamaster Pro SMP 300M is a 41mm stainless steel watch featuring a black wave dial, silver numbers, and excellent lume. It has an automatic Omega 1120 movement running within COSC specifications with strong amplitude.
- Condition: Very nice with several light scuffs and scratches, near mint bezel insert, scratch-free crystal, and minor marks on the clasp of the bracelet.
- Bracelet length: 8 1/8"
- Serial number: 80 million
- Movement: Omega 1120
![[WTS] 1969 Omega Seamaster 300 (Ref. 165.024) Omega Refurbished!](https://preview.redd.it/ych5id5vvyze1.jpeg?auto=webp&s=df465a8990a0eda4774549cc97c0dbdd6ac16f62)
1969 Omega Seamaster 300 (Ref. 165.024) Omega Refurbished!
This is a 1969 Omega Seamaster 300 that has been refurbished by Omega, it comes with an authentication document and new box.
- Condition: very good condition, with slightly aged hands and matte dial
- Calibre: 550
- Case size: 42mm
- Year of production: 1969