Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Baguette / Silver - Diamond / Bracelet

Reference 310.55.42.50.52.004

Omega Speedmaster Professional Moonwatch 3861 Canopus Gold - Baguette / Silver - Diamond / Bracelet

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.004 is a masterpiece of luxury watchmaking, marrying cutting-edge technology with exquisite craftsmanship. This modern iteration of the iconic 'Moonwatch' pays homage to its rich history while incorporating contemporary advancements. The Canopus Gold case features a sunburst finish and gem-set bezel, radiating elegance and opulence. The manual-winding chronograph movement boasts 50 hours of power reserve and resistance to magnetic fields up to 15,000 gauss. With its robust features, stunning design, and historical significance, this timepiece is a worthy investment for serious collectors and space enthusiasts. Its impeccable performance and timeless appeal make it a statement piece that will remain a favorite for years to come.
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Key Features

  • Manual-winding chronograph movement
  • Canopus Gold case with sunburst finish and gem-set bezel
  • Master Chronometer certification by METAS
  • Resistance to magnetic fields up to 15,000 gauss
  • 50 hours of power reserve
  • Co-Axial escapement and Silicon balance spring

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Baguette / Silver - Diamond / Bracelet
Reference
310.55.42.50.52.004
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 Date 3513.82 Blue Dial Automatic Chronograph Price : 2200$

Omega Speedmaster Date 3513.82 Blue Dial Automatic Chronograph Price : 2200$

Omega - 3513.82 · $2,200
The Omega Speedmaster Date Blue Dial Ref: 3513.82 is a highly sought-after automatic chronograph with a sporty design and strong Speedmaster DNA, featuring a stunning blue dial, three chronograph sub-dials, large Arabic numerals, date window at 3 o'clock, and tachymeter bezel.

  • Condition: Good condition (has been serviced)
  • Size: 39mm diameter
  • Dial color: Blue color
  • Movement: Caliber 1152
Posted at
Mar 18, 2026, 11:46 AM
Active
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[WTS] Omega Speedmaster Racing 326.30.40.50.03.001

Omega Speedmaster Racing 326.30.40.50.03.001

Omega - 326.30.40.50.03.001 · $3,150
For sale is an Omega Speedmaster Racing reference number 326.30.40.50.03.001, running great and available to be inspected.

  • Condition: Great condition with light wear around the watch
Posted at
Mar 18, 2026, 11:36 AM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Date 38.5mm 3513.54

Omega Speedmaster Date 38.5mm 3513.54

Omega - 3513.54 · $1,950
For sale is an Omega Speedmaster Date 38.5mm reference number 3513.54, it's from 1998 and running great.

  • Condition: good condition with moderate wear
  • Year: 1998
  • Size: 38.5mm
  • Payment Methods Accepted: credit card, crypto, etc.
Posted at
Mar 18, 2026, 11:30 AM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster First Omega In Space (FOIS)

Omega Speedmaster First Omega In Space (FOIS)

Omega - 311.32.40.30.01.001 · $4,195
This Omega Speedmaster 'First Omega in Space' features a 39.7mm case size and comes with six straps, including the original Omega strap and three additional Horus camo straps.

  • Case size: 39.7mm
  • Straps included: 6
Posted at
Mar 18, 2026, 11:11 AM
Active
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[WTS] 2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set

2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set

Omega - 310.30.42.50.04.001
2024 Omega Speedmaster Moonwatch Professional White Dial for sale, full set

Posted at
Mar 18, 2026, 12:24 AM
Active
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[WTS] Omega Speedmaster Reduced Tritium Patina (Read Comment)

Omega Speedmaster Reduced Tritium Patina (Read Comment)

This Omega Speedmaster Reduced has a beautiful patina and is in great condition overall, but it needs a new pusher to be restored to its original state.

Posted at
Mar 17, 2026, 10:43 PM
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[WTS] Omega Speedmaster “Two Counter”in Blue 311.93.44.51.03.001 ($6650 obo)

Omega Speedmaster “Two Counter”in Blue 311.93.44.51.03.001 ($6650 obo)

Omega - 311.93.44.51.03.001 · $6,650
A 2020 Omega Speedmaster Two Counter in Titanium with a Blue Ceramic Bezel, featuring a two-counter design and coming as a full set with box and papers. The watch has been worn sparingly and is still under warranty from a dealer in Japan.

  • Condition: Like new, minor wear on bracelet
  • Bracelet condition: minor wear
  • Warranty: still under warranty from dealer in Japan (requires servicing in Japan)
  • Movement accuracy: +2 seconds per day at purchase
Posted at
Mar 17, 2026, 8:07 PM
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[WTS] Omega Speedmaster Silver Snoopy Award – New/Unworn

Omega Speedmaster Silver Snoopy Award – New/Unworn

Omega - 310.32.42.50.02.001 · $14,850
A Omega Speedmaster Silver Snoopy Award celebrating NASA's Silver Snoopy Award presented to Omega following the Apollo 13 mission, featuring an animated Snoopy caseback and silver dial with blue accents.

  • Condition: New / Unworn
  • Case size: 42mm
  • Movement type: Omega Co-Axial Master Chronometer Caliber 3861
Posted at
Mar 17, 2026, 6:53 PM
Active
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[WTS] Omega Speedmaster 3570.50- $3900

Omega Speedmaster 3570.50- $3900

Omega - 3570.50 · $3,900
For sale is an Omega Speedmaster 3570.50, a well-maintained timepiece with original accessories.

  • Condition: Good condition
  • Bracelet: Original
Posted at
Mar 17, 2026, 12:18 PM
Active
View listing on r/WatchExchange