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 1861 Speedmaster Bracelet and Forstner Flatlink Contemporary

Omega 1861 Speedmaster Bracelet and Forstner Flatlink Contemporary

A Omega 1861 Speedmaster, sold with a Forstner bracelet and an additional Forstner Flatlink Contemporary. The first has some wear on the clasp and links, while the second is in excellent condition.

  • Condition: Forstner bracelet (worn) - Speedmaster bracelet (excellent)
  • Shipping Cost Uk: 10
  • Shipping Cost International: 25
Posted at
Oct 17, 2025, 4:05 PM
Active
[WTS] New & Unworn 2025 Omega Speedmaster Professional Moonwatch ‘Silver Snoopy Award’ 50th 310.32.42.50.02.001 Complete

New & Unworn 2025 Omega Speedmaster Professional Moonwatch ‘Silver Snoopy Award’ 50th 310.32.42.50.02.001 Complete

Omega - 310.32.42.50.02.001 · $15,950
The Omega Speedmaster Professional Moonwatch 'Silver Snoopy Award' is a limited edition watch celebrating the 50th anniversary of Omega's recognition from NASA astronauts for its role in the Apollo 13 mission. It features an animated caseback with a mesmerizing display of Snoopy piloting his Command and Service Module in lunar orbit.

  • Condition: Brand New
  • Year: 2025
  • Contents: Complete Collector Set with all the goodies
Posted at
Oct 17, 2025, 12:00 PM
Active
[WTS] 2024 Omega Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set

2024 Omega Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set

2024 Omega Speedmaster Professional Moonwatch with stainless steel case, black bezel, and black dial.

  • Condition: Very nice preowned condition
  • Case material: stainless steel
  • Case dimensions: 42mm diameter
  • Bezel material: stainless steel
Posted at
Oct 16, 2025, 10:02 PM
Active
[WTS] Omega Speedmaster “Triple Date” 3521.30.00 – Fully Overhauled by Omega Service Center (Jan 2025) – $2,200 OBO Shipped (CONUS)

Omega Speedmaster “Triple Date” 3521.30.00 – Fully Overhauled by Omega Service Center (Jan 2025) – $2,200 OBO Shipped (CONUS)

Omega - 3521.30.00 · $2,200
  • Condition: Excellent post-service condition - running perfectly
  • Case diameter: 39mm
  • Lug width: 18mm
  • Crystal material: Sapphire
Posted at
Oct 16, 2025, 6:54 PM
Active
[WTS] Omega Speedmaster BRAND NEW $4,749

Omega Speedmaster BRAND NEW $4,749

Omega - Speedmaster · $4,749
Brand new Omega Speedmaster for sale.

  • Condition: brand new
Posted at
Oct 16, 2025, 3:32 PM
Active
[WTS] Omega Speedmaster Schumacher Legend 3506.31

Omega Speedmaster Schumacher Legend 3506.31

Omega - 3506.31 · $3,999
A Omega Speedmaster Schumacher Legend in a Panda dial configuration, featuring a 42mm case.

  • Case size: 42mm
Posted at
Oct 16, 2025, 11:58 AM
Active
[WTS] Omega Speedmaster Professional Hesalite with Case & Cards (Canada)

Omega Speedmaster Professional Hesalite with Case & Cards (Canada)

This Omega Speedmaster Professional Hesalite is a rare variant of the iconic watch, featuring a Hesalite crystal and spiral winders.

  • Condition: Excellent
  • Case: Spiral winders sapphire crystal open case back
Posted at
Oct 16, 2025, 9:56 AM
Active
[WTS] Omega Speedmaster Moonwatch Professional Moonshine Gold 42mm Complete Set 310.62.42.50.99.001

Omega Speedmaster Moonwatch Professional Moonshine Gold 42mm Complete Set 310.62.42.50.99.001

Omega - 310.62.42.50.99.001 · $23,895
A work of art from every angle, the Omega Speedmaster Moonwatch is anti-magnetic with a co-axial escapement, making it perfect for daily wear.

  • Condition: Excellent
  • Case size: 42mm diameter
  • Movement caliber: Omega 3861
  • Power reserve: 50 hours
Posted at
Oct 16, 2025, 8:32 AM
Active
[WTS] Omega Speedmaster Date Grey 40mm Automatic 323.30.40.40.06.001

Omega Speedmaster Date Grey 40mm Automatic 323.30.40.40.06.001

A beautiful Omega Speedmaster in a 40mm size, perfect for most wrists.

  • Condition: Very good
  • Size: 40mm diameter
  • Case condition: Minimal signs of wear
Posted at
Oct 15, 2025, 6:10 PM
Active