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

Reference 310.55.42.50.52.001

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.001 is a masterpiece that encapsulates the spirit of adventure, precision, and luxury. This manual-winding chronograph watch features a Canopus Gold case with a sapphire crystal glass and a water resistance of 50 meters. The stunning gem-set bezel adorned with rubies adds a touch of glamour to its classic Speedmaster design. The Omega caliber 3861 movement is a marvel of modern engineering, certified as a Master Chronometer by METAS for its accuracy and precision. With its blend of tradition and innovation, the Speedmaster 310.55.42.50.52.001 is undoubtedly a stellar choice for anyone looking to invest in a watch that's as functional as it is beautiful. Whether you're dressing up for a formal event or keeping it casual, this watch fits seamlessly into any wardrobe. Its elegant design makes it suitable for every occasion, proving that luxury doesn't always have to feel ostentatious.
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Key Features

  • 42mm Canopus Gold case
  • Sapphire crystal glass with scratch resistance
  • 50m water resistance
  • Omega caliber 3861 movement
  • Master Chronometer certification by METAS
  • Chronograph feature with elapsed time measurement
  • Stunning gem-set bezel with rubies

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Ruby / Silver - Ruby / Bracelet
Reference
310.55.42.50.52.001
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 PROFESSIONAL [WHITE][EXCELLENT CONDITION AND BARELY WORN] $7,700 OBO

OMEGA SPEEDMASTER PROFESSIONAL [WHITE][EXCELLENT CONDITION AND BARELY WORN] $7,700 OBO

A well-maintained Omega Speedmaster Professional in excellent condition, barely worn.

  • Condition: EXCELLENT CONDITION AND BARELY WORN
  • Payment methods: PayPal, Zelle, Venmo
Posted at
Jan 9, 2026, 4:13 PM
Active
[WTS] 1979 Omega Speedmaster Professional Moon Watch

1979 Omega Speedmaster Professional Moon Watch

This 1979 Omega Speedmaster Professional Moon Watch is in excellent condition, featuring its original comfort stretch 1039 bracelet and a manual wind calibre 861 movement. The watch has aged nicely, with great lume and dial details.

  • Condition: Excellent with fine scratches, one visible dent in the bracelet and inconsistent timegraph results
  • Bracelet type: Comfort stretch 1039
  • Case size: 42mm diameter
  • Crown size: 43.2mm
Posted at
Jan 8, 2026, 2:55 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega - 145.022-69 · $5,425
This Omega Speedmaster Moonwatch presents beautifully in full steel, with a strong and sharp case and original step dial displaying warm yellow patina.

  • Condition: serviced, excellent definition
  • Size: 42mm diameter
  • Year: 1969
  • Movement service date: November 2022
Posted at
Jan 8, 2026, 2:54 PM
Active
[WTS] Omega Speedmaster Date 32105000 Full Set 3000USD

Omega Speedmaster Date 32105000 Full Set 3000USD

Omega - 32105000 · $3,000
A 2009 Omega Speedmaster Date 40mm watch that has been worn only a handful of times. It comes with the box and papers, one additional link, and is in great condition.

  • Condition: Overall great condition, a couple of light scratches on the side of the bezel and some scuffs on the band and bottom of the case.
  • Length: 7.5"
  • Purchase Year: 2023
  • Service History: Not serviced since purchase
Posted at
Jan 8, 2026, 1:08 PM
Active
[WTS] Omega Speedmaster Professional 3861 Sapphire Sandwich 310.30.42.50.01.002

Omega Speedmaster Professional 3861 Sapphire Sandwich 310.30.42.50.01.002

Additional details not provided.

  • Item: Sapphire Sandwich
Posted at
Jan 8, 2026, 2:50 AM
Active
[WTS] Omega Speedmaster Day Date MK40

Omega Speedmaster Day Date MK40

Omega - 3520.53.00 · $2,000
Up for sale is my Omega Speedmaster Day-Date MK40, reference 3520.53.00. A cult-favorite Speedy with serious ‘90s charm and one of the most wearable Speedmaster configurations ever made.

  • Condition: good
  • Case size: 39mm
  • Movement type: automatic chronograph
Posted at
Jan 7, 2026, 9:07 PM
Active

2022 Omega Speedmaster Moonwatch Sapphire 42mm 310.30.42.50.01.002 Mint Complete

This 2022 Omega Speedmaster Moonwatch Sapphire 42mm is a first watch worn on the moon, featuring photos and a video on the seller's website.

  • Condition: Minty fresh
  • Case size: 42mm
  • Year: 2022
  • Contents: watch,inner & outer boxes,warranty card,pictogram,master chronometer,instruction booklet,black travel case,hang tag,cleaning cloth,Moonwatch Booklet
Posted at
Apr 7, 2025, 2:59 PM
Active
Omega Speedmaster Chronograph  - Blue - Stainless Steel - 38mm - Mint

Omega Speedmaster Chronograph - Blue - Stainless Steel - 38mm - Mint

This Omega Speedmaster Chronograph features a 38mm stainless steel case, blue dial, and automatic movement.

  • Condition: Pre-Owned - Mint
  • Case size: 38mm diameter
  • Bracelet type: Stainless Steel
  • Dial color: Blue
Posted at
Apr 5, 2025, 6:13 PM
Active
Omega Speedmaster 321 Ed White

Omega Speedmaster 321 Ed White

This Omega Speedmaster 321 Ed White is an original purchase from a US OB in 2023, worn sparingly since.

  • Condition: Good condition with minor scuffs
  • Warranty: includes warranty cards
  • Links: all links included
Posted at
Apr 4, 2025, 6:34 PM
Active