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 Blue Side of the Moon Aventurine Moonphase - Full Set + Aaron Bespoke Strap, Mint!

Omega Speedmaster Blue Side of the Moon Aventurine Moonphase - Full Set + Aaron Bespoke Strap, Mint!

Omega - 304.93.44.52.03.002 · $10,500
This Omega Speedmaster Blue Side of the Moon Aventurine Moonphase features a blue ceramic case, aventurine dial, rose gold hands and indices, tachymeter scale, moonphase display, and an Omega 9904 caliber with METAS certification.

  • Condition: Mint
  • Case size: 44.25mm
  • Lug to lug: just under 50mm
  • Strap material: python leather
Posted at
Jan 22, 2026, 6:57 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch 3573.50

Omega Speedmaster Professional Moonwatch 3573.50

Omega - 3573.50 · $4,450
This Omega Speedmaster Professional Moonwatch is in excellent condition with hardly any signs of wear and all functions working as expected.

  • Condition: Excellent
  • Payment Methods Accepted: crypto, other payment methods
  • Available To Trade For: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Jan 22, 2026, 3:16 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Box/Serviced) 🍫

Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Box/Serviced) 🍫

Omega - 145.022-69 · $14,995
This is a rare Omega Speedmaster Moonwatch from 1969, featuring a super tropical brown dial and a blue bezel with dot-over-90. The watch has been professionally serviced and runs properly.

  • Size: 42mm
  • Year: 1969
  • Box: true
Posted at
Jan 22, 2026, 10:54 AM
Active
[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
This Omega Speedmaster Moonwatch presents beautifully in full steel, showcasing a strong and sharp case with thick lugs that retain their original shape. The original step dial displays a warm yellow patina across the hour markers and matching hands, creating a cohesive vintage appeal.

  • Condition: Serviced, excellent definition
  • Year: 1969
  • Size: 42mm diameter
  • Movement: 861 caliber
Posted at
Jan 22, 2026, 10:19 AM
Active
[WTS] Omega Speedmaster 3861 Sapphire Sandwhich

Omega Speedmaster 3861 Sapphire Sandwhich

Omega - 3861 · $6,100
This is a 2022 Omega Speedmaster 3861 on warranty card, sized for a 7-inch wrist. It comes with additional accessories and has shown signs of strap change wear.

  • Condition: Good
  • Warranty: Yes, on warranty card
  • Size adjustments: [object Object]
  • Accessories: New quick adjust clasp,Old clasp with micro adjustment tool,Uncle Seiko 1.5 link for dialing in fit
Posted at
Jan 22, 2026, 8:52 AM
Active
[WTS] 2023 Omega Speedmaster Calibre 321 “Ed White” 311.30.40.30.01.001 — Excellent Condition, Box & Papers

2023 Omega Speedmaster Calibre 321 “Ed White” 311.30.40.30.01.001 — Excellent Condition, Box & Papers

2023 Omega Speedmaster Calibre 321 'Ed White' in excellent condition, including box and papers.

  • Condition: Excellent Condition
Posted at
Jan 22, 2026, 8:22 AM
Active

2022 Omega Speedmaster Moonwatch Sapphire 42mm 310.30.42.50.01.002 Mint Complete

This 2022 Omega Speedmaster Moonwatch Sapphire 42mm is a first watch worn on the moon, featuring photos and a video on the seller's website.

  • Condition: Minty fresh
  • Case size: 42mm
  • Year: 2022
  • Contents: watch,inner & outer boxes,warranty card,pictogram,master chronometer,instruction booklet,black travel case,hang tag,cleaning cloth,Moonwatch Booklet
Posted at
Apr 7, 2025, 2:59 PM
Active
Omega Speedmaster Chronograph  - Blue - Stainless Steel - 38mm - Mint

Omega Speedmaster Chronograph - Blue - Stainless Steel - 38mm - Mint

This Omega Speedmaster Chronograph features a 38mm stainless steel case, blue dial, and automatic movement.

  • Condition: Pre-Owned - Mint
  • Case size: 38mm diameter
  • Bracelet type: Stainless Steel
  • Dial color: Blue
Posted at
Apr 5, 2025, 6:13 PM
Active