Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Sapphire / Silver - Sapphire / Bracelet

Reference 310.55.42.50.52.003

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Canopus Gold is a masterpiece of luxury watchmaking, blending historical significance with cutting-edge technology. This stunning timepiece features a 42mm white gold case, set with gemstones and adorned with a sunburst finish on the dial. The manual-winding chronograph movement is crafted in-house by Omega's skilled artisans, boasting a co-axial escapement and silicon balance spring for exceptional accuracy and resistance to magnetic fields. With its Master Chronometer certification from METAS, this watch meets the highest standards of precision and reliability. The Speedmaster Professional Moonwatch 3861 Canopus Gold is more than just a timepiece - it's a work of art that exudes sophistication and refinement.
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Key Features

  • 42mm white gold case with gem-set bezel
  • Manual-winding chronograph movement with co-axial escapement
  • Silicon balance spring for resistance to magnetic fields
  • Master Chronometer certification from METAS
  • Sapphire crystal with 50m water resistance
  • Stunning sunburst finish on the dial
  • Gem-set indexes and stick hands

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Sapphire / Silver - Sapphire / Bracelet
Reference
310.55.42.50.52.003
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
White Gold 42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega - 310.32.42.50.02.001 · $15,000
A 2023 Omega Speedmaster Silver Snoopy Award watch, part of the 50th Anniversary collection, featuring a complete set including bracelet and canvas bands.

  • Condition: Preowned with light wear (hairline scratches)
  • Bracelet Type: Fully linked
  • Canvas Band: yes
Posted at
Dec 8, 2025, 10:28 AM
Active
[WTS] Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega - 145.022-69 · $15,150
Very rare and fully original Omega Speedmaster Moonwatch 145.022-69 in beautiful condition, featuring a deep, even transformation with heavy yellow patina across all indices and matching hands.

  • Case Size: 42mm
  • Year Made: 1969
  • Movement Status: serviced in November 2025
Posted at
Dec 7, 2025, 6:21 PM
Active
[WTS] Omega Speedmaster. 39mm. Triple Date. Clean.

Omega Speedmaster. 39mm. Triple Date. Clean.

This Omega Speedmaster is a 39mm triple date model with clean condition.

  • Condition: Clean
  • Case Size: 39mm
  • Location: NJ USA
Posted at
Dec 7, 2025, 3:59 PM
Active
[WTS] Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

This Omega Speedmaster 1957 Broad Arrow chronograph is a full kit with warranty card dated September 2012. It features a high horology Frederic Piguet based movement with a column wheel and Co Axial escapement.

  • Condition: Excellent (minor wear on bezel and bracelet)
  • Movement: Omega Caliber 3313 (Frederic Piguet based) with Co Axial escapement and column wheel
Posted at
Dec 6, 2025, 3:49 PM
Active
[WTS] Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

The Omega Speedmaster Broad Arrow Olympics 2012 features a gloss white, porcelain-like dial with sunken subdials and heat-blued hands. It has a classic, beautiful design and is extremely refined.

  • Condition: Excellent, recently pressure-tested
  • Case Dimensions: case dimensions and proportions are extremely close to a Moonwatch
  • Movement: Omega Caliber 3313, column-wheel, Co-Axial chronograph movement
  • Straps: Rubber B Crocodile SwimSkin strap, retails for over $300
Posted at
Dec 6, 2025, 3:34 PM
Active
[WTS] Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

This Omega Speedmaster Moonphase is a Co-Axial Master Chronometer with Ref: 304.30.44.52.01.001, dated 2022. It's available as a full set with OEM extras.

  • Condition: Very Good
  • Year: 2022
  • Case condition: honest clasp wear
Posted at
Dec 6, 2025, 12:38 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

This Omega Speedmaster Professional Moonwatch White features a manual wind 3861 caliber movement in a sapphire sandwich configuration, with a white lacquered dial inspired by vintage iterations.

  • Condition: Minimal signs of wear, super healthy on Timegrapher
  • Case size: 42mm diameter
  • Movement: Manual wind 3861 caliber movement
  • Crystal: Sapphire sandwich configuration with top crystal and exhibition caseback
Posted at
Dec 6, 2025, 10:50 AM
Active
[WTS] 2024 Omega Speedmaster Moonphase - Box and Papers

2024 Omega Speedmaster Moonphase - Box and Papers

2024 Omega Speedmaster Moonphase with blue sun-brushed dial and ceramic bezel, powered by OMG 9904 movement.

  • Condition: Really nice used condition with a few very light marks
  • Case size: 44.25mm
  • Movement power reserve: 60 hours
Posted at
Dec 6, 2025, 9:33 AM
Active
[WTS] Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

This Omega Speedmaster Dark Side of the Moon features a full-ceramic case and buckle, sold with its box and papers.

  • Condition: Mint, like-new condition
  • Case material: full-ceramic
  • Year: 2019
Posted at
Dec 5, 2025, 9:10 PM
Active