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

Reference 310.55.42.50.52.003

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Canopus Gold is a masterpiece of luxury watchmaking, blending historical significance with cutting-edge technology. This stunning timepiece features a 42mm white gold case, set with gemstones and adorned with a sunburst finish on the dial. The manual-winding chronograph movement is crafted in-house by Omega's skilled artisans, boasting a co-axial escapement and silicon balance spring for exceptional accuracy and resistance to magnetic fields. With its Master Chronometer certification from METAS, this watch meets the highest standards of precision and reliability. The Speedmaster Professional Moonwatch 3861 Canopus Gold is more than just a timepiece - it's a work of art that exudes sophistication and refinement.
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Key Features

  • 42mm white gold case with gem-set bezel
  • Manual-winding chronograph movement with co-axial escapement
  • Silicon balance spring for resistance to magnetic fields
  • Master Chronometer certification from METAS
  • Sapphire crystal with 50m water resistance
  • Stunning sunburst finish on the dial
  • Gem-set indexes and stick hands

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Sapphire / Silver - Sapphire / Bracelet
Reference
310.55.42.50.52.003
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] PIRCE DROP 2025 Omega Speedmaster Pilot Chronograph 40.85mm

PIRCE DROP 2025 Omega Speedmaster Pilot Chronograph 40.85mm

The Omega Speedmaster Pilot Chronograph is a modern aviation-inspired chronograph that blends legendary Speedmaster DNA with a clean, instrument-driven design.

  • Case size: 40.85mm diameter
  • Case material: stainless steel
  • Dial color: matte black
Posted at
Apr 16, 2026, 5:34 PM
Active
[WTS] Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )

Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )

Omega - 3570.50.00 · $4,750
Up for sale is an excellent condition Omega Speedmaster Moonwatch Professional Chronograph 1861 42mm Hesalite, reference # 3570.50.00.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Movement type: Omega Calibre Movement
  • Year of production: 2007
Posted at
Apr 16, 2026, 12:06 PM
Active
[WTS] Omega Speedmaster Date 3513.30 $2,200

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Omega - 3513.30 · $2,200
The Omega Speedmaster Date features a clean sunburst textured silver dial and runs on the Omega 1152, Valjoux 7750 date automatic chronograph with in-house branding. It has a classic polished bezel and an unmistakable Speedmaster design language.

  • Condition: Preowned - Good
  • Box and papers included: Yes
  • Wrist size compatibility: up to max 7.75 inch
Posted at
Apr 16, 2026, 10:08 AM
Active
[WTS] Omega Speedmaster 40 3211.31

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Omega - 3211.31 · $2,350
This is an Omega Speedmaster 40mm watch, a popular choice for its sleek design and reliable movement.

  • Condition: Minor scratch on crystal
  • Case diameter: 40mm
Posted at
Apr 16, 2026, 10:08 AM
Active
[WTS] Omega Speedmaster Sedna Gold,New 2026, 22k

Omega Speedmaster Sedna Gold,New 2026, 22k

Omega - 310.63.42.50.01.001 · $22,000
A brand new Omega Speedmaster Sedna Gold, reference number 310.63.42.50.01.001.

  • Condition: New
  • Serial Number: 310.63.42.50.01.001
  • Warranty Years: 2 (2026-2028)
  • Box And Papers: true
Posted at
Apr 16, 2026, 9:56 AM
Active
[WTS] 2025 Omega Speedmaster Sedna Gold 310.60.42.50.01.001 — Like New Condition, Box & Papers

2025 Omega Speedmaster Sedna Gold 310.60.42.50.01.001 — Like New Condition, Box & Papers

Omega - 310.60.42.50.01.001 · $29,500
The Omega Speedmaster Sedna Gold is a modern take on the iconic Moonwatch design, featuring Sedna gold and a rich black dial with contrasting subdials. It's powered by a manual-wind movement that blends classic heritage with modern performance.

  • Condition: Like new, small ding on bezel near 12 o'clock
  • Box Papers: Yes
  • Movement: Master Chronometer manual-wind
Posted at
Apr 16, 2026, 9:08 AM
Active
[WTS] Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031

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This is a rare 'fresh' example of the Omega Speedmaster Racing series, purchased from an AD in Japan on January 20, 2026, and featuring a black dial with silver sub-dials.

  • Condition: Mint, with minor scuff on clasp
  • Case size: 40mm diameter
  • Movement: Omega Calibre 3330, Co-Axial Chronometer with Si14 Silicon Balance Spring
  • Power reserve: 52 hours
Posted at
Apr 15, 2026, 11:27 PM
Active
[WTS] Omega Speedmaster Date 3211.31.00 — Panda Dial — Big Seahorse Caseback — Fresh Service — $2599 Shipped (Tariff Covered)

Omega Speedmaster Date 3211.31.00 — Panda Dial — Big Seahorse Caseback — Fresh Service — $2599 Shipped (Tariff Covered)

Omega - 3211.31.00 · $2,599
Up for sale is an Omega Speedmaster Date featuring a clean silver ‘panda’ dial with black subdials and subtle red accents. The stainless steel case measures 40mm in diameter, approximately 46mm lug-to-lug, ~15mm thickness, and 20mm lug width.

  • Condition: pre-owned, unpolished case with honest wear
  • Case size: 40mm diameter
  • Lug-to-lug length: 46mm
  • Thickness: ~15mm
Posted at
Apr 15, 2026, 10:20 PM
Active
[WTS] Chocolate Omega Speedmaster Moonphase Two Tone

Chocolate Omega Speedmaster Moonphase Two Tone

A two-tone Omega Speedmaster Moonphase with a chocolate dial, featuring the Cal 9904 movement.

  • Condition: very good condition with some normal wear
  • Movement: Cal 9904
  • Size: 44mm diameter
Posted at
Apr 15, 2026, 9:20 PM
Active