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 Alaska Project 2008, $22k

Omega Speedmaster Alaska Project 2008, $22k

Omega - Speedmaster Alaska Project 2008 · $22,000
This Omega Speedmaster Alaska Project 2008 is being sold with its original box, warranty, and manuals. It was mostly worn on a NATO strap, leaving the bracelet largely unworn.

  • Condition: Preowned
  • Shipping: free for USA, additional cost for bulkier/heavier boxes
  • Payment methods: Wire or Credit Card (+4.9% & 4 days clearance)
  • Condition of bracelet: largely unworn
Posted at
May 21, 2026, 11:07 AM
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[WTS] Omega Speedmaster Triple Date Blue Sunburst Dial Ref. 3523.80.00 | $2,299 Shipped

Omega Speedmaster Triple Date Blue Sunburst Dial Ref. 3523.80.00 | $2,299 Shipped

This Omega Speedmaster Triple Date features a deep sunburst blue dial, steel tachymeter bezel, and full triple-calendar layout.

Posted at
May 21, 2026, 11:05 AM
Active
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[WTS] Omega Speedmaster Date Chronometer 3212.80.00 Blue Dial | Full Set, Fresh Service | $2,599 Shipped

Omega Speedmaster Date Chronometer 3212.80.00 Blue Dial | Full Set, Fresh Service | $2,599 Shipped

Omega - 3212.80.00 · $2,599
A Speedmaster Date Chronometer with a blue dial, this listing mentions it is full set and has been recently serviced.

  • Dial color: blue
  • Service status: fresh service
Posted at
May 21, 2026, 10:37 AM
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[WTS] OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

OMEGA - 323.21.40.40.02.001 · $3,400
Omega Speedmaster Date in good condition, 40mm steel/yellow gold case.

  • Condition: good
  • Material: steel/yellow gold
  • Case diameter: 40mm
Posted at
May 21, 2026, 10:34 AM
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[WTS] Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 Sapphire Sandwitch

Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 Sapphire Sandwitch

Omega - 310.30.42.50.01.002 · $6,400
The Omega Speedmaster Professional Moonwatch, also known as the Sapphire Sandwich, features a timeless black dial and is powered by the updated Omega Caliber 3861 Master Chronometer movement.

  • Condition: Excellent pre-owned condition
  • Case size: 42mm diameter
  • Dial color: black
  • Crystal type: sapphire (front & exhibition caseback)
Posted at
May 21, 2026, 2:09 AM
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[WTS] Omega Speedmaster Racing White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer Full Set $7495

Omega Speedmaster Racing White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer Full Set $7495

Omega - 329.33.44.51.04.001 · $7,495
The Omega Speedmaster Racing Master Chronometer features a white 'racing dial' and is powered by the Caliber 9900 Co-Axial Master Chronometer movement.

  • Condition: Excellent, pre-owned with light wear consistent with careful use
  • Case diameter: 44.25mm
  • Depth rating: 50m
  • Movement: Omega Caliber 9900 (Master Chronometer certified)
Posted at
May 20, 2026, 7:16 PM
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[WTS] Omega Speedmaster Date (3513.30)

Omega Speedmaster Date (3513.30)

Omega - 3513.30 · $2,425
This Omega Speedmaster date features a silver dial on a steel bracelet, produced from 1998-2010.

  • Condition: excellent for its age
  • Case size: 39mm diameter
  • Case material: stainless steel
  • Bracelet material: stainless steel
Posted at
May 20, 2026, 7:04 AM
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[WTS] Omega Speedmaster Date 3211.30 40mm - $1,890

Omega Speedmaster Date 3211.30 40mm - $1,890

Omega - 3211.30 · $1,890
Up for sale is the Omega Speedmaster 3211.30 in great condition with an automatic movement, measuring 40mm in diameter. The watch has a steel bezel with some light marks/scratches/dents.

  • Condition: great condition for its age with minimal marks/hairlines
  • Case Size: 40mm diameter
  • Bracelet Length: fits up to 7-7.25 inch wrists
  • Movement: automatic Omega Calibre 1164
Posted at
May 19, 2026, 9:27 PM
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[WTS] Omega Speedmaster 5313.33

Omega Speedmaster 5313.33

Omega - 5313.33 · $2,500
For sale today is an Omega Triple Date ref. 5313.33 in great pre-owned condition with international warranty card.

  • Condition: Pre-owned, great condition with light wear throughout the case, bracelet, and clasp consistent with age
  • Water Resistance: 30m
Posted at
May 19, 2026, 5:02 PM
Active
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