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

Reference 310.55.42.50.52.002

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

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.002 is a legendary timepiece that combines stunning aesthetics with advanced horological technology. This manual-winding chronograph movement boasts exceptional precision and reliability, featuring a co-axial escapement and silicon balance spring. The watch's luxurious materials, including Canopus gold and gem-set bezel, add a sophisticated touch. With its water resistance of 50 meters, this watch is perfect for everyday adventures. The Speedmaster series is Omega's flagship line, known for its association with space exploration, making it a worthy investment for collectors and enthusiasts.
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Key Features

  • Omega caliber 3861 movement
  • Canopus gold case and bezel
  • Gem-set indexes and rainbow accents
  • Chronograph function with co-axial escapement
  • Silicon balance spring for exceptional reliability
  • Water resistance of 50 meters

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet
Reference
310.55.42.50.52.002
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 Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022

Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022

Omega - 310.30.42.50.01.001 · $5,499
This Omega Speedmaster Professional Moonwatch features the iconic Hesalite crystal and manual-wind Master Chronometer movement 3861, staying true to its heritage while adding updated movement technology and finishing.

  • Condition: Excellent, minimal hairline scratches.
  • Case Size: 42mm
  • Movement: Manual-wind Co-Axial Master Chronometer (Cal. 3861)
  • Crystal: Hesalite
Posted at
Apr 23, 2026, 6:43 PM
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[WTS] Omega Speedmaster 40 3211.31

Omega Speedmaster 40 3211.31

Omega - 3211.31 · $2,299
This Omega Speedmaster 40 is a watch with a 40mm diameter, featuring a 7" bracelet.

  • Condition: Watch only (minor scratch)
  • Case Size: 40mm
  • Bracelet Length: 7 inches
Posted at
Apr 23, 2026, 6:13 PM
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[WTS] BNIB 2026 Omega Speedmaster Professional White $7,899

BNIB 2026 Omega Speedmaster Professional White $7,899

Omega - 310.30.42.50.04.001 · $7,899
The Omega Speedmaster Moonwatch Professional features a glossy white lacquered dial, black markers, and red 'Speedmaster' text, with a modern and luxurious look thanks to its sapphire crystal. The 42mm case wears comfortably with a 5mm tapered bracelet. It's powered by the hand-wound Cal 3861 movement.

  • Condition: Brand new in box with no issues
  • Case size: 42mm diameter
  • Case thickness: 13.2mm
  • Lug width: 20mm
Posted at
Apr 23, 2026, 6:12 PM
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[WTS] Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001

Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001

Omega - 324.30.38.50.02.001 · $3,999
This Omega Speedmaster 38 Co-Axial Chronograph features a silver dial and comes with various accessories such as the original Omega stainless steel bracelet, inner box, outer box, instruction manual, pictograms card, Watchfinder certificate of authenticity, and an Omega Cream Watch Pouch.

  • Condition: Excellent overall condition with very minimal wear
  • Bracelet condition: Brand-new, unworn
  • Includes: Omega inner box, outer box, instruction manual, pictograms card, Watchfinder certificate of authenticity, cream watch pouch
Posted at
Apr 23, 2026, 6:05 PM
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[WTS] 2022 Omega Speedmaster Dark Side Of The Moon DSOTM "Pitch Black" reference 311.92.44.51.01.004 Box and Papers

2022 Omega Speedmaster Dark Side Of The Moon DSOTM "Pitch Black" reference 311.92.44.51.01.004 Box and Papers

Omega - 311.92.44.51.01.004 · $7,327
A bold and modern interpretation of the legendary Speedmaster, featuring an all-black aesthetic that delivers a sleek, stealthy presence on the wrist.

  • Condition: Excellent
  • Case size: 44.25mm
  • Movement: Manual-wind Co-Axial Caliber 1869
  • Crystal: Sapphire
Posted at
Apr 23, 2026, 3:42 PM
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[WTS] Omega Speedmaster Broadarrow. Strong Lume.

Omega Speedmaster Broadarrow. Strong Lume.

Omega - Speedmaster Broadarrow · $3,450
A Omega Speedmaster Broadarrow for sale in good condition, with strong lume and running well.

  • Shipping Method: Fedex with insurance
  • Shipping Location: NJ USA
  • Shipping Global Accepted: true
Posted at
Apr 23, 2026, 3:26 PM
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[WTS] Omega Speedmaster Dark Side of the Moon 44.25mm 310.92.44.51.01.002 ( new / 2025 / box and papers )

Omega Speedmaster Dark Side of the Moon 44.25mm 310.92.44.51.01.002 ( new / 2025 / box and papers )

Omega - 310.92.44.51.01.002 · $13,550
This Omega Speedmaster Moonwatch Dark Side of the Moon is a brand new watch on Nylon Fabric Strap with Ceramic Clasp, featuring a 44.25mm black ceramic case and Omega Co-Axial Calibre 9900.

  • Condition: Brand new
  • Case size: 44.25mm diameter
  • Movement: Omega Co-Axial Calibre 9900
Posted at
Apr 23, 2026, 2:11 PM
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[WTS] OMEGA Speedmaster 311.63.44.51.06.001 Dark Side of the Moon Matte Grey w/Box and cards

OMEGA Speedmaster 311.63.44.51.06.001 Dark Side of the Moon Matte Grey w/Box and cards

OMEGA - 311.63.44.51.06.001 · $11,000
A 2021 Omega Dark Side of the Moon Sedna Gold Accent 44mm watch, featuring a laser ablated matte grey dial and an 18k Sedna gold bezel, housed in a ceramic case. The timepiece is comfortable to wear due to its light and durable design.

  • Condition: good
  • Case material: ceramic
  • Case size: 44mm
  • Diameter: 44mm
Posted at
Apr 23, 2026, 12:27 PM
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[WTS] Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..

Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..

Omega - 3517.30.00 · $3,495
A collector's Omega Speedmaster Reduced 'Michael Schumacher' Limited Edition, reference number 3517.30.00, in clean condition.

  • Condition: Clean
  • Card included: yes
  • Shipping method: Fedex with insurance
Posted at
Apr 23, 2026, 12:23 PM
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