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] Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 2024

Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 2024

Omega - 310.32.42.50.02.001 · $14,700
For sale is a mint condition Omega Snoopy, showing minor surface hairlines.

  • Condition: mint condition
  • Box and papers: fully complete set
Posted at
Mar 25, 2026, 1:21 PM
Active
[WTS] Omega Speedmaster White 🔥Brand New 3/2026, $8100+✈️🔥

Omega Speedmaster White 🔥Brand New 3/2026, $8100+✈️🔥

This Omega Speedmaster White is brand new, comes with a 2026 warranty card and complete documentation.

  • Condition: Brand New
  • Shipping Cost Us States: $85
  • Payment Methods: Wire or Credit Card (+4.9%)
Posted at
Mar 25, 2026, 12:21 PM
Active
[WTS] OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

This Omega Speedmaster Date is a full kit with a 40mm steel/yellow gold bezel, in very good condition and running well.

  • Condition: Very good
  • Case size: 40mm diameter
  • Bezel material: Yellow Gold
Posted at
Mar 25, 2026, 11:21 AM
Active
[WTS] UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

The Omega Speedmaster '57 Master Chronometer is a cleaner, more refined take on the classic chronograph. It features a black dial and straight lug design inspired by the original era, with a slimmer case and manual wind movement.

  • Condition: Unworn
  • Movement: Manual-wind Cal 9906
  • Case material: Stainless-steel
  • Case diameter: 40.5mm diameter
Posted at
Mar 25, 2026, 9:13 AM
Active
[WTS] Omega Speedmaster Pro “Moon to Mars”

Omega Speedmaster Pro “Moon to Mars”

Omega - 3577.50 · $6,500
This Omega Speedmaster Pro 'Moon to Mars' features a beautiful dial with subdials painted as Earth, Moon and Mars.

  • Condition: Good condition, with a scratch on the crystal at 1 o'clock
  • Bracelet size: 7 inches
  • Movement type: Manual 1861
  • Size: 42mm diameter
Posted at
Mar 24, 2026, 9:09 PM
Active
[WTS] Omega Speedmaster Reduced Two Tone - 3310.10 - Stunning Dial

Omega Speedmaster Reduced Two Tone - 3310.10 - Stunning Dial

Omega - 3310.10 · $2,995
This Omega Speedmaster Reduced Two-Tone features a beautiful dial and classic two-tone configuration on factory omega bracelet, available in good condition with some visible wear on the crown.

  • Condition: Good pre-owned condition with normal wear throughout
  • Size: 39mm diameter
  • Wrist Size Shown: in the photo reel
  • Crown Wear: visible wear
Posted at
Mar 24, 2026, 6:06 PM
Active
[WTS] Omega Speedmaster ‘57 – Blue Dial – 332.10.41.51.03.001 – Full Set – Warranty

Omega Speedmaster ‘57 – Blue Dial – 332.10.41.51.03.001 – Full Set – Warranty

A modern reinterpretation of the original 1957 Speedmaster with updated proportions and Omega's latest Co-Axial chronograph movement.

  • Condition: Excellent
  • Case size: 40.5mm
  • Movement: Co-Axial Master Chronometer Calibre 9906
  • Power reserve: 60 hours
Posted at
Mar 24, 2026, 5:35 PM
Active
[WTS] Omega Speedmaster. Moonwatch + Moonphase. Sapphire Sandwich.

Omega Speedmaster. Moonwatch + Moonphase. Sapphire Sandwich.

Omega - Speedmaster · $4,950
The Omega Speedmaster Moonwatch is a highly sought-after model featuring a moon phase display and sapphire sandwich case construction.

  • Condition: Very clean
  • Material: sapphire
Posted at
Mar 24, 2026, 5:24 PM
Active
[WTS] Omega Speedmaster Moonwatch. Professional. Full Kit. 310.30.42.50.04.001

Omega Speedmaster Moonwatch. Professional. Full Kit. 310.30.42.50.04.001

This Omega Speedmaster Moonwatch Professional is a high-end timepiece with a full kit, box, and papers.

  • Location: NJ USA
Posted at
Mar 24, 2026, 4:52 PM
Active