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 Pro “Moon to Mars” Edition

Omega - 3577.50 · $6,500

The Omega Speedmaster Pro 'Moon to Mars' Edition features a beautiful dial with subdials painted as Earth, Moon and Mars.

Condition: Good, with a scratch on the crystal at 1 o'clock
Bracelet size: 7 inches
Movement: 1861 manual
Size: 42mm diameter

Posted at

Apr 20, 2026, 10:37 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Moonwatch Professional 42mm 310.30.42.50.01.002 | 2025 Complete Set

Omega - 310.30.42.50.01.002 · $6,950

The Omega Speedmaster Moonwatch Professional is a 42mm watch with an unknown service history.

Condition: Great Pre-Owned
Links: 24 Links
Warranty Years Remaining: 1 year (2025)

Posted at

Apr 20, 2026, 9:59 PM

Active

View listing on r/WatchExchange

Omega Speedmaster. Mother of pearl dial. 39mm. Automatic.

Omega · $2,100

A 39mm automatic Omega Speedmaster with a mother of pearl dial and OEM omega strap.

Case size: 39mm
Movement type: Automatic

Posted at

Apr 20, 2026, 7:37 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Hesalite (ref. 3103042500100)

Omega - 3103042500100 · $5,350

A recently serviced Omega Speedmaster Professional Moonwatch with a newer 3861 movement, featuring Hesalite crystal. The watch comes with full set, including warranty card, pictograms, master chronometer certification, and extra links.

Condition: Very good, some small marks on the case and desk diving marks on the clasp
Movement: 3861, newer
Set included: full set, warranty card dated January 2021, pictograms, master chronometer certification, extra links

Posted at

Apr 20, 2026, 7:12 PM

Active

View listing on r/WatchExchange

[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 · $10,850

This Omega Speedmaster Moonwatch Professional is a 42mm Reverse Panda model available as a full set, complete with all original accessories.

Condition: Brand new, unworn, and in pristine condition
Case Size: 42mm
Set Contents: Watch,Box (inner & outer),Travel case,Historical booklet,User manual,Microfiber cloth,Master chronometer card,Warranty card

Posted at

Apr 20, 2026, 6:44 PM

Active

View listing on r/WatchExchange

2024 Omega Speedmaster 3861 Sapphire Sandwich 310.30.42.50.01.002 - Complete Set

Omega - 310.30.42.50.01.002 · $6,800

The Omega Speedmaster Moonwatch Professional is a 42mm chronograph watch featuring sapphire crystal front and case back, stainless steel bracelet, and the 3861 movement. It comes as a complete set with warranty cards, travel case, and other accessories.

Condition: Very good condition with minimal wear on the case and bracelet.
Case size: 42mm
Movement: 3861
Bracelet material: stainless steel

Posted at

Apr 20, 2026, 5:37 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Moonwatch Exhibition Back 3592.50 Apollo XI Watch

Omega - Speedmaster Moonwatch Exhibition Back 3592.50 Apollo XI

Image link: https://imgur.com/a/2pYMJf8

Posted at

Apr 20, 2026, 11:37 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Triple Calendar Blue Sunburst Dial 3523.80 39mm | Great Condition (Serviced) | $2500

Omega - 3523.80 · $2,500

This Omega Speedmaster Triple Calendar features a blue sunburst dial, stainless steel case, and automatic movement. It's compact at 39mm and comes with an OEM bracelet.

Condition: Great condition, serviced
Movement: Omega Cal. 1151 (based on Valjoux 7751)
Case dimensions: 44.7mm lug-to-lug, 13–14mm thickness
Bracelet: OEM, fits up to 19cm (7.5 inches)

Posted at

Apr 20, 2026, 12:03 AM

Active

View listing on r/WatchExchange