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

Reference 310.55.42.50.52.002

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.002 is a legendary timepiece that combines stunning aesthetics with advanced horological technology. This manual-winding chronograph movement boasts exceptional precision and reliability, featuring a co-axial escapement and silicon balance spring. The watch's luxurious materials, including Canopus gold and gem-set bezel, add a sophisticated touch. With its water resistance of 50 meters, this watch is perfect for everyday adventures. The Speedmaster series is Omega's flagship line, known for its association with space exploration, making it a worthy investment for collectors and enthusiasts.
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Key Features

  • Omega caliber 3861 movement
  • Canopus gold case and bezel
  • Gem-set indexes and rainbow accents
  • Chronograph function with co-axial escapement
  • Silicon balance spring for exceptional reliability
  • Water resistance of 50 meters

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet
Reference
310.55.42.50.52.002
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 FOIS (bracelet and strap, full set) ($7,250)

Omega Speedmaster FOIS (bracelet and strap, full set) ($7,250)

Omega - FOIS · $7,250
  • Bracelet and strap: full set
Posted at
Mar 16, 2026, 3:23 PM
Active
[WTS] Omega Speedmaster Speedy Tuesday - MINT UNWORN $14,500

Omega Speedmaster Speedy Tuesday - MINT UNWORN $14,500

Omega - ST1 · $14,500
Up for sale is the Speedy Tuesday ST1 in mint condition, never worn or modified.

  • Condition: Mint unworn
  • Case size: 42mm diameter
  • Water resistance: 50m depth rating
Posted at
Mar 16, 2026, 2:07 PM
Active
[WTS] 2019 Omega Speedmaster (FOIS) - 311.32.40.30.01.001 - Box and Papers - $4,295 Shipped ✈️

2019 Omega Speedmaster (FOIS) - 311.32.40.30.01.001 - Box and Papers - $4,295 Shipped ✈️

This is the highly sought-after “First Omega in Space” Speedmaster, featuring the classic straight-lug case and vintage-inspired design.

  • Condition: pre-owned, with very minimal wear
  • Case size: 39.7mm diameter
  • Model edition: Numbered Edition
Posted at
Mar 16, 2026, 1:40 PM
Active
[WTS] Omega Speedmaster Professional White Dial 3861 Moonwatch | Full Set | Omega Boutique 11/2024 | $7,500 Shipped

Omega Speedmaster Professional White Dial 3861 Moonwatch | Full Set | Omega Boutique 11/2024 | $7,500 Shipped

This is the current 3861 manual-wind Moonwatch with a white lacquer dial on bracelet, one of the best modern Speedmaster references Omega makes.

  • Condition: Very good overall condition with normal light wear from careful use.
  • Dial color: white lacquer
  • Bracelet links included: true
  • Box and papers included: true
Posted at
Mar 16, 2026, 10:59 AM
Active
[WTS] Omega Speedmaster Chronograph – Ref. 331.22.42.51.01.001 – 2024 – Full Set – $7,400

Omega Speedmaster Chronograph – Ref. 331.22.42.51.01.001 – 2024 – Full Set – $7,400

A Omega Speedmaster Chronograph with a 2024 model and full set, available for sale.

  • Year: 2024
Posted at
Mar 16, 2026, 10:16 AM
Active
[WTS] Omega Speedmaster Reduced 175.00.33 Gold Dial 39mm Automatic $2,625

Omega Speedmaster Reduced 175.00.33 Gold Dial 39mm Automatic $2,625

Omega - 175.00.33 · $2,625
Selling an Omega Speedmaster Reduced 39mm Auto Gold Dial, watch only with aftermarket bracelet and additional strap.

  • Case size: 39mm diameter
  • Bracelet length: 16.5cm
  • Strap included: true
Posted at
Mar 16, 2026, 3:19 AM
Active
[WTS] 2025 Omega Speedmaster Meteorite Moonphase Complete set + Serialized AD Sales Receipt

2025 Omega Speedmaster Meteorite Moonphase Complete set + Serialized AD Sales Receipt

Omega - 304.30.43.52.01.001 · $85,000
The Omega Speedmaster Moonphase Meteorite features a unique dial made from genuine meteorite, set into a beautifully finished piece of cosmic history on your wrist.

  • Condition: Excellent pre-owned condition
  • Year: 2025
  • Case size: 43mm diameter
  • Dial material: meteorite
Posted at
Mar 16, 2026, 12:13 AM
Active
[WTS] Omega Speedmaster TV Dial

Omega Speedmaster TV Dial

A hard-to-find Omega Speedmaster with a unique 'TV dial' design from the late 1970s. It's currently running and keeping time but requires servicing on its pushers.

  • Condition: Pre-owned, unpolished with pusher issues requiring service
  • Pusher service needed: true
  • Original ownership duration: 40 years
Posted at
Mar 15, 2026, 9:13 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch (Hesalite)

Omega Speedmaster Professional Moonwatch (Hesalite)

This Omega Speedmaster Professional Moonwatch Hesalite is a pre-3861 Speedmaster powered by manual-wind Caliber 1861, continuing the lineage of historic Moonwatch models.

  • Condition: Very Good
  • Year: 2020
  • Power source: Manual-Wind Caliber 1861
  • Warranty period: 2 years
Posted at
Mar 15, 2026, 7:37 PM
Active