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

Reference 310.55.42.50.52.001

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

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.001 is a masterpiece that encapsulates the spirit of adventure, precision, and luxury. This manual-winding chronograph watch features a Canopus Gold case with a sapphire crystal glass and a water resistance of 50 meters. The stunning gem-set bezel adorned with rubies adds a touch of glamour to its classic Speedmaster design. The Omega caliber 3861 movement is a marvel of modern engineering, certified as a Master Chronometer by METAS for its accuracy and precision. With its blend of tradition and innovation, the Speedmaster 310.55.42.50.52.001 is undoubtedly a stellar choice for anyone looking to invest in a watch that's as functional as it is beautiful. Whether you're dressing up for a formal event or keeping it casual, this watch fits seamlessly into any wardrobe. Its elegant design makes it suitable for every occasion, proving that luxury doesn't always have to feel ostentatious.

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Key Features

42mm Canopus Gold case
Sapphire crystal glass with scratch resistance
50m water resistance
Omega caliber 3861 movement
Master Chronometer certification by METAS
Chronograph feature with elapsed time measurement
Stunning gem-set bezel with rubies

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Canopus Gold - Ruby / Silver - Ruby / Bracelet

Reference

310.55.42.50.52.001

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 CK2998 Limited Edition “Blue Panda” - Full Set - 311.33.40.30.02.001

Omega - 311.33.40.30.02.001 · $6,895

This listing is for an Omega Speedmaster CK2998 Limited Edition 'Blue Panda' in a full set with all original accessories.

Condition: Amazing, barely worn
Case size: 40mm diameter
Movement: Manual winding OMEGA calibre 1861

Posted at

Feb 3, 2026, 1:35 PM

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OEM OMEGA Speedmaster 3861 Clasp (Not Quick Adjust - Original Clasp With Two Micro Adjust Positions) - Great Condition - $99 shipped CONUS

OMEGA - Speedmaster 3861 · $99

The listing is for an OEM Omega Speedmaster with a specific clasp, which does not have the quick adjust feature but has two micro adjust positions.

Condition: Great Condition
Clasp type: Original Clasp
Micro adjust positions: Two

Posted at

Feb 3, 2026, 1:29 PM

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Omega Speedmaster Day-Date Reduced ref 3222.80 PRICE DROP

Omega - 3222.80 · $3,250

This Omega Speedmaster Day-Date ref 3222.80 features a vibrant blue dial and stainless steel bracelet with day, date, month, chronograph, and 24-hour indicators.

Condition: Excellent, minor hairlines on the bracelet and a spot of discoloration in the first link
Dial size: 40mm
Water resistance: 50m
Bracelet length: full original links still attached

Posted at

Feb 3, 2026, 1:29 PM

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Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,750

This is a Beautiful Omega Speedmaster Reduced, reference number 175.0033. The watch is running and all the functions are working as they should.

Condition: Great vintage condition, light hairlines on bezel and case
Case size: 39mm diameter
Strap type: high quality leather strap from Casanova

Posted at

Feb 3, 2026, 1:21 PM

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2025 Omega Speedmaster ’57 Sedna Gold Two-Tone 41.5mm 331.22.42.51.01.001 Full Set Like New

Omega - 331.22.42.51.01.001 · $8,750

A vintage-inspired Speedmaster with a modern Master Co-Axial movement, featuring an 18K Sedna gold case and black dial.

Condition: Mint
Case material: 18K Sedna gold
Diameter: 41.5mm

Posted at

Feb 3, 2026, 1:05 PM

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Omega Speedmaster Racing Master Chronometer 44.25mm 329.33.44.51.04.001 Full Set Mint

Omega - 329.33.44.51.04.001 · $8,950

A modern, motorsport-inspired take on the Speedmaster line.

Condition: Mint
Size: 44.25mm
Year: 2022

Posted at

Feb 3, 2026, 1:03 PM

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Omega Speedmaster Racing. 329.32.44.51.01.001, Full set.

Omega - 329.32.44.51.01.001 · $5,850

This is a 2021 Omega Speedmaster Racing with the reference number 329.32.44.51.01.001, sold as a full set including warranty card.

Year: 2021
Set: Full set
Warranty: Warranty card included

Posted at

Feb 3, 2026, 11:39 AM

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Omega Speedmaster Professional Snoopy 50th Anniversary Ref: 310.32.42.50.02.001 BNIB

Omega - 310.32.42.50.02.001 · $11,800

This is a 50th Anniversary Ref: 310.32.42.50.02.001 Omega Speedmaster Professional Snoopy that comes with the complete package and extra Omega travel box in red leather.

Condition: New, never worn (BNIB)
Warranty End Year: 2025
Box Contents: complete package and extra Omega travel box in red leather

Posted at

Feb 3, 2026, 9:46 AM

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2025 Omega Speedmaster Professional Moonwatch White Dial 310.30.42.50.04.001 Full Set

Omega - 310.30.42.50.04.001 · $7,800

Additional Details: Model: Speedmaster Professional Moonwatch Ref. 310.30.42.50.04.001, a manual wind Omega watch with a stainless steel case measuring 42mm in diameter.

Condition: Very nice preowned condition with some light scratches on the case and bracelet
Case material: Stainless Steel
Case dimensions: 42mm diameter
Bezel material: Stainless Steel

Posted at

Feb 2, 2026, 8:05 PM

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