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.

Buy Now on Jomashop

This is an affiliate link

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

Current Listings

Omega Speedmaster Date 3513.30 $2,200

Omega - 3513.30 · $2,200

The Omega Speedmaster Date features a clean sunburst textured silver dial and runs on the Omega 1152, Valjoux 7750 date automatic chronograph with in-house branding. It has a classic polished bezel and an unmistakable Speedmaster design language.

Condition: Preowned - Good
Box and papers included: Yes
Wrist size compatibility: up to max 7.75 inch

Posted at

Apr 16, 2026, 10:08 AM

Active

View listing on r/WatchExchange

Omega Speedmaster 40 3211.31

Omega - 3211.31 · $2,350

This is an Omega Speedmaster 40mm watch, a popular choice for its sleek design and reliable movement.

Condition: Minor scratch on crystal
Case diameter: 40mm

Posted at

Apr 16, 2026, 10:08 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Sedna Gold,New 2026, 22k

Omega - 310.63.42.50.01.001 · $22,000

A brand new Omega Speedmaster Sedna Gold, reference number 310.63.42.50.01.001.

Condition: New
Serial Number: 310.63.42.50.01.001
Warranty Years: 2 (2026-2028)
Box And Papers: true

Posted at

Apr 16, 2026, 9:56 AM

Active

View listing on r/WatchExchange

2025 Omega Speedmaster Sedna Gold 310.60.42.50.01.001 — Like New Condition, Box & Papers

Omega - 310.60.42.50.01.001 · $29,500

The Omega Speedmaster Sedna Gold is a modern take on the iconic Moonwatch design, featuring Sedna gold and a rich black dial with contrasting subdials. It's powered by a manual-wind movement that blends classic heritage with modern performance.

Condition: Like new, small ding on bezel near 12 o'clock
Box Papers: Yes
Movement: Master Chronometer manual-wind

Posted at

Apr 16, 2026, 9:08 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031

Omega - 326.30.40.50.01.002 · $3,450

This is a rare 'fresh' example of the Omega Speedmaster Racing series, purchased from an AD in Japan on January 20, 2026, and featuring a black dial with silver sub-dials.

Condition: Mint, with minor scuff on clasp
Case size: 40mm diameter
Movement: Omega Calibre 3330, Co-Axial Chronometer with Si14 Silicon Balance Spring
Power reserve: 52 hours

Posted at

Apr 15, 2026, 11:27 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Date 3211.31.00 — Panda Dial — Big Seahorse Caseback — Fresh Service — $2599 Shipped (Tariff Covered)

Omega - 3211.31.00 · $2,599

Up for sale is an Omega Speedmaster Date featuring a clean silver ‘panda’ dial with black subdials and subtle red accents. The stainless steel case measures 40mm in diameter, approximately 46mm lug-to-lug, ~15mm thickness, and 20mm lug width.

Condition: pre-owned, unpolished case with honest wear
Case size: 40mm diameter
Lug-to-lug length: 46mm
Thickness: ~15mm

Posted at

Apr 15, 2026, 10:20 PM

Active

View listing on r/WatchExchange