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.

Buy Now on Jomashop

This is an affiliate link

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

Current Listings

Omega Speedmaster Dark Side of the Moon - 311.92.44.51.01.006 - Price Reduced ‼️🌙 ✈️

Omega - 311.92.44.51.01.006 · $6,750

The Omega Speedmaster Dark Side of the Moon 'Vintage Black' features a brown dial with blackened hands, a brushed ceramic bezel, and a brown leather strap. It has a vintage aesthetic with a dark dial and tan indices. The watch is running at +/−0 seconds per day.

Condition: Overall good condition, light strap wear and some light scratches
Retail Price: $12,000
Amp: 275
Movement Accuracy: +/-0 seconds per day

Posted at

Oct 22, 2025, 4:33 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Michael Schumacher The Legend Collection $3,499

Omega - 321.30.44.50.01.001 · $3,499

This Omega Speedmaster Michael Schumacher The Legend Collection celebrates motorsport and Omega ambassador Michael Schumacher with a unique design, featuring a checkered carbon fiber dial, red accents, and a bezel with his racing achievements. It's powered by Omega's automatic caliber 3313, a column wheel chronograph movement.

Condition: Great pre-owned condition with minor wear marks
Case size: 44mm
Lug width: 21mm
Water resistance: 100m depth rating

Posted at

Oct 22, 2025, 11:44 AM

Active

View listing on r/WatchExchange

Open Card Omega Speedmaster Professional Moonwatch “Sapphire Sandwich” 310.30.42.50.01.002 — Excellent Condition, Box & Papers

Omega - 310.30.42.50.01.002 · $6,300

The Omega Speedmaster Professional Moonwatch “Sapphire Sandwich” is a modern take on one of the most iconic chronographs ever made, featuring a black step dial and sapphire crystal front and back.

Condition: Excellent condition
Case diameter: 42mm
Lug to lug: 47.5mm
Thickness: 13.2mm

Posted at

Oct 22, 2025, 9:10 AM

Active

View listing on r/WatchExchange

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

Omega - 329.30.43.51.02.002 · $5,350

Up for sale is an Omega Speedmaster Chronoscope - White Panda Dial - 43mm watch that functions perfectly mechanically.

Condition: fantastic with minor hairlines
Case size: 43mm

Posted at

Oct 22, 2025, 9:06 AM

Active

View listing on r/WatchExchange

Help/advice for selling my Omega Speedmaster

The seller is looking for advice on how to securely sell their four-figure Omega Speedmaster, citing concerns about scams and bot warnings.

Watch Model: Speedmaster
Seller Type: eBay

Posted at

Oct 21, 2025, 9:20 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional ( 310.30.42.50.01.001 ) - Like New!

Omega - 310.30.42.50.01.001 · $4,895

A 42mm Omega Speedmaster Professional in amazing condition, with minimal wear and a complete set of accessories.

Condition: Like New
Case size: 42mm diameter
Movement type: automatic

Posted at

Oct 21, 2025, 5:42 PM

Active

View listing on r/WatchExchange

2025 Omega Speedmaster Moonwatch Sapphire Sandwich 310.30.42.50.01.002 Full Set

Omega - 310.30.42.50.01.002 · $7,000

A 2025 Omega Speedmaster Professional Moonwatch Sapphire Sandwich, purchased in January 2025 and running perfectly.

Condition: Excellent preowned condition with minor signs of wear
Year: 2025 (factory warranty until Jan 2030)
Size: 42mm diameter
Retail: $9000

Posted at

Oct 21, 2025, 4:37 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Dark Side Moon Apollo 8 44mm Ceramic Box Papers 2024

Omega - 310.92.44.50.01.001 · $11,950

A wonderful example of the Omega Speedmaster Dark Side Moon Apollo 8 model, featuring a black ceramic skeletonized dial and updated laser ablated moon surface. Paired with a Saturn V rocket constant seconds hand, this is one of the most detailed black ceramic watches to wear.

Condition: Mint condition, appears completely unworn
Case size: 44.25mm

Posted at

Oct 21, 2025, 4:34 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Mark II

Omega - 145.014 · $2,650

A 70's Omega Speedmaster Mark II in great shape, keeping time and chronograph functioning as it should. The watch has a chunky case that balances out with the drape of the bracelet, making it wear well.

Condition: Excellent, with minor degradation of paint on hour counter hand
Case Dimensions: 42.5mm width x 45.5mm length x 15mm thickness
Bracelet Adjustability: expandable to accommodate wrists up to 6.75"
Water Resistance Status: not guaranteed

Posted at

Oct 21, 2025, 3:58 PM

Active

View listing on r/WatchExchange