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

Reference 310.55.42.50.52.002

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 Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega - 145.022-69 · $5,425
A classic 1969 Omega Speedmaster Moonwatch featuring the step dial and flat case back, presenting beautifully in full steel with a warm yellow patina and grey 'ghost' bezel.

  • Condition: Serviced, lightly polished case with original step dial and tritium lume
  • Size: 42mm
  • Year: 1969
  • Movement serviced: true
Posted at
Jan 1, 2026, 3:18 AM
Active
[WTS] Omega Speedmaster Racing “Blue Dial” 40mm 326.30.40.50.03.001 | 2022 Box and Papers

Omega Speedmaster Racing “Blue Dial” 40mm 326.30.40.50.03.001 | 2022 Box and Papers

Omega - 326.30.40.50.03.001 · $3,999
2022 Omega Speedmaster Racing "Blue Dial" 40mm watch with slight wear on the bracelet, sold in its original 2022 box and papers.

  • Condition: Excellent Pre-Owned Condition
  • Bracelet links: 12 full links, couple half links
  • Amp hours: 350
Posted at
Jan 1, 2026, 12:40 AM
Active
[WTS] OMEGA_Co-Axial_Speedmaster_Racing_326.30.40.50.01.002_Reverse_Panda

OMEGA_Co-Axial_Speedmaster_Racing_326.30.40.50.01.002_Reverse_Panda

OMEGA - 326.30.40.50.01.002 · $2,995
A pre-owned OMEGA Co-Axial Speedmaster Racing watch in good condition, featuring a reverse panda dial. It comes with original authentication cards and an aftermarket box.

  • Condition: Pre-Owned, typical desk diving marks, scuffs on the clasp
  • Water Resistance: 30m
  • Strap Type: Leather, Hirsch
  • Buckle Type: Authentic 18mm OMEGA
Posted at
Dec 31, 2025, 7:21 PM
Active
[WTS] 2024 Omega Speedmaster Professional 3861 Sapphire Sandwich with OTF clasp

2024 Omega Speedmaster Professional 3861 Sapphire Sandwich with OTF clasp

Omega - 3861 · $6,599
The Omega Speedmaster Professional is a high-end watch featuring an updated clasp and full kit, along with its warranty. It has a good condition with just faint hairlines on the clasp.

  • Condition: excellent to near like new
  • Clasp type: On-the-Finger (OTF)
  • Warranty status: stamped Spring of last year
  • Condition notes: very faint hairlines on the clasp, zero gashes/dings
Posted at
Dec 31, 2025, 5:52 PM
Active
[WTS] Omega Speedmaster Mark II Ref 145.034 Chronograph Watch $1750

Omega Speedmaster Mark II Ref 145.034 Chronograph Watch $1750

Omega - 145.034 · $1,750
The listing is for a Omega Speedmaster Mark II Ref 145.034 Chronograph Watch.

Posted at
Dec 31, 2025, 5:10 PM
Active
[WTS] Omega Speedmaster 38mm

Omega Speedmaster 38mm

Omega - 324.30.38.40.06.001 · $3,550
Rare Omega Speedmaster reference 324.30.38.40.06.001 with a stunning dark grey sunburst dial and sleek grey NATO strap.

  • Condition: Great condition
  • Diameter: 38mm
Posted at
Dec 31, 2025, 4:49 PM
Active
[WTS] Omega Speedmaster 3590.50

Omega Speedmaster 3590.50

  • Additional details:
Posted at
Dec 31, 2025, 2:11 PM
Active
[WTS] Omega Speedmaster Moonwatch Hesalite 311.32.40.30.01.001

Omega Speedmaster Moonwatch Hesalite 311.32.40.30.01.001

Omega - 311.32.40.30.01.001 · $4,800
This Omega Speedmaster Moonwatch is a numbered edition representing the first watch on the moon, featuring a manual wound movement and Hesalite dial.

  • Condition: great pre-owned condition
  • Movement type: manual wound
Posted at
Dec 31, 2025, 9:44 AM
Active
[WTS][US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002

[US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002

Omega - 329.30.43.51.02.002 · $5,100
This Omega Speedmaster Chronoscope features a 43mm case and a white panda dial.

  • Condition: Fantastic condition
  • Case size: 43mm diameter
  • Box and papers: complete, dated 10/2021
Posted at
Dec 31, 2025, 8:36 AM
Active