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 Seamaster Professional 300M Blue Dial + Omega Speedmaster Professional Moonwatch Full Set.

Omega Seamaster Professional 300M Blue Dial + Omega Speedmaster Professional Moonwatch Full Set.

Omega - Seamaster Professional 300M, Speedmaster Professional Moonwatch · $1,500
The listing features two Omega watches for sale: an Omega Seamaster Professional 300M with a blue dial and an Omega Speedmaster Professional Moonwatch.

  • Shipping Details: available upon request
  • Videos Available: yes
Posted at
May 18, 2026, 3:36 PM
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[WTS] Omega Speedmaster 38 Chronograph Silver Dial – Ref. 324.30.38.50.02.001

Omega Speedmaster 38 Chronograph Silver Dial – Ref. 324.30.38.50.02.001

Omega - 324.30.38.50.02.001 · $4,398
The Omega Speedmaster 38 offers a refined, modern take on the legendary Speedmaster design, combining classic chronograph heritage with a more versatile and wearable case size.

  • Case Size: 38mm
  • Case Material: Stainless Steel
  • Bezel: Fixed Tachymeter
Posted at
May 18, 2026, 2:29 PM
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[WTS] BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,750

BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,750

Omega - 310.30.42.50.01.001 · $6,750
The Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case with a hesalite front and solid case back, powered by the caliber 3861 movement.

  • Condition: Brand new in box
  • Case Size: 42mm
  • Case Thickness: 13.2mm
  • Lug Width: 20mm
Posted at
May 18, 2026, 11:27 AM
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[WTS] Omega Speedmaster Moonphase 304.33.44.52.01.001

Omega Speedmaster Moonphase 304.33.44.52.01.001

Omega - 304.33.44.52.01.001 · $7,550
This Omega Speedmaster features a moonphase complication, automatic co-axial movement 9904, and is available with additional details such as moon phase moons for its moon phase function.

  • Condition: Good pre-owned condition
  • Size: 44.25mm diameter
  • Movement: Automatic 9904
  • Strap: Omega leather strap
Posted at
May 18, 2026, 11:07 AM
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[WTS] Omega Speedmaster 3519.50.00 “Schumacher World Champion 2001” LE — Carbon Racing Dial — only $2400 Shipped (Tariff Covered)

Omega Speedmaster 3519.50.00 “Schumacher World Champion 2001” LE — Carbon Racing Dial — only $2400 Shipped (Tariff Covered)

Omega - 3519.50.00 · $2,400
A Limited Edition Omega Speedmaster ref. 3519.50.00 ‘Schumacher World Champion 2001’ produced in 11,111 pieces to celebrate Michael Schumacher’s F1 title, featuring a distinctive racing dial and bold lume plots.

  • Condition: Honest condition with light signs of use
  • Case Size: 39mm
  • Lug To Lug: 44mm
  • Thickness: 14mm
Posted at
May 18, 2026, 10:31 AM
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[WTS] 2025 Omega Speedmaster Moonwatch Professional White 42mm 310.30.42.50.04.001 — Excellent Condition, Box & Papers

2025 Omega Speedmaster Moonwatch Professional White 42mm 310.30.42.50.04.001 — Excellent Condition, Box & Papers

Omega - 310.30.42.50.04.001 · $7,500
The Omega Speedmaster Moonwatch Professional White features a striking white lacquered dial, black hands and markers for exceptional legibility, and a classic asymmetrical case with a tachymeter bezel.

  • Condition: Excellent condition with minor signs of wear on clasp and case
  • Case Diameter: 42mm
  • Lug To Lug: 47.5mm
  • Thickness: 13.2mm
Posted at
May 18, 2026, 9:29 AM
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[WTS][US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

[US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

Omega - 310.30.42.50.01.004 · $10,650
This Omega Speedmaster Moonwatch Professional features a 42mm case and is in pristine condition with zero hairlines.

  • Condition: Brand new, unworn, and in pristine condition
  • Case Size: 42mm
Posted at
May 18, 2026, 6:09 AM
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[WTS] Omega Speedmaster 38 Co-Axial Chronograph — Box and Papers — Ref. 324.30.38.50.01.001 — Excellent Condition

Omega Speedmaster 38 Co-Axial Chronograph — Box and Papers — Ref. 324.30.38.50.01.001 — Excellent Condition

Omega - 324.30.38.50.01.001 · $5,000
The Omega Speedmaster 38 Co-Axial Chronograph is a discontinued reference with full Speedmaster heritage in a 38mm case, featuring a black tri-register dial and COSC chronometer certification.

  • Condition: Excellent
  • Case size: 38mm
  • Movement: Omega Co-Axial Calibre 3330 - Automatic Chronograph
  • Dial color: Black
Posted at
May 17, 2026, 11:55 PM
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[WTS] Omega Speedmaster Dark Side Of The Moon Pitch Black. Complete set. $7200

Omega Speedmaster Dark Side Of The Moon Pitch Black. Complete set. $7200

Omega - 311.92.44.51.01.004 · $7,200
A bold and ultra-modern take on the iconic Moonwatch, made entirely from sleek black ceramic.

  • Condition: Excellent, mint-tier condition with virtually no signs of wear
  • Case Size: 44.25mm diameter
  • Movement: OMEGA Calibre 9300 Co-Axial Automatic Chronometer with 60-Hour Power Reserve
Posted at
May 17, 2026, 9:42 PM
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