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

Reference 310.55.42.50.52.004

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] 2017 OMEGA SPEEDMASTER '57 TRILOGY 60TH ANNIVERSARY EDITION 311.10.39.30.01.001

2017 OMEGA SPEEDMASTER '57 TRILOGY 60TH ANNIVERSARY EDITION 311.10.39.30.01.001

A highly collectible Omega Speedmaster ’57 Trilogy 60th Anniversary Edition, reference 311.10.39.30.01.001, released in 2017 to celebrate 60 years of the iconic Speedmaster.

  • Condition: excellent
  • Production run: 3,557 numbered pieces worldwide
  • Case size: 38.6 mm stainless steel case
  • Diameter: 38.6 mm
Posted at
Mar 19, 2026, 10:42 AM
Active
[WTS] Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

Omega - 145.022-69 · $5,235
This Omega Speedmaster Professional Moonwatch features a yellow patina on its original step dial and tritium hands, which react under UV light to emit a green glow. The watch retains its original factory finish and has been serviced in February 2026.

  • Condition: Unpolished, all-original condition with signs of age
  • Size: 42mm diameter
  • Year: 1969
  • Movement serviced: February 2026
Posted at
Mar 19, 2026, 10:39 AM
Active
[WTS] Omega Speedmaster 3861 Hesalite 2024 $5,000 + Shipping

Omega Speedmaster 3861 Hesalite 2024 $5,000 + Shipping

Omega - 3861 · $5,000
a 2024 Omega Speedmaster with Hesalite crystal is being listed for sale.

  • Year: 2024
Posted at
Mar 19, 2026, 6:35 AM
Active
[WTS] The madness that is the Omega Speedmaster Teutonic! Ghost Gray Ref 145.0040 JUST $2950 SHIPPED

The madness that is the Omega Speedmaster Teutonic! Ghost Gray Ref 145.0040 JUST $2950 SHIPPED

Omega - 145.0040 · $2,950
This is a unique Omega Speedmaster Teutonic ref 145.0040 in Ghost Gray, featuring a bead-blasted case and integrated bracelet. It has a manual wound Omega cal 861 movement and original tritium lume.

  • Condition: Pre-owned with wear, scratches and nicks
  • Case size: 42mm
  • Diameter: 40mm diameter (bezel)
  • Movement: Manual wound Omega cal 861 winding and setting smooth, chronograph functions perfectly
Posted at
Mar 18, 2026, 9:46 PM
Active
[WTS] Omega Speedmaster Professional 42MM White - 310.32.42.50.04.002 (NEW 2026 COMPLETE SET)

Omega Speedmaster Professional 42MM White - 310.32.42.50.04.002 (NEW 2026 COMPLETE SET)

A 42MM Omega Speedmaster Professional White, new in 2026, complete with packaging and accessories.

  • Condition: new with handling marks
  • Case size: 42mm diameter
  • Warranty card date: 02/25/2026
Posted at
Mar 18, 2026, 4:22 PM
Active
[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
[WTS] Omega Speedmaster Racing 326.30.40.50.03.001

Omega Speedmaster Racing 326.30.40.50.03.001

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
[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
[WTS] Omega Speedmaster First Omega In Space (FOIS)

Omega Speedmaster First Omega In Space (FOIS)

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