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.

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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 Professional - Hesalite - on strap or bracelet - full kit

Omega - Speedmaster Professional · $4,950

This Omega Speedmaster Professional is a Hesalite version, sold on the original factory fabric strap or an Omega factory bracelet. It comes in full kit with inner and outer boxes, chronometer card, pictogram card, Jomashop warranty card, hang tags, and case back sticker.

Condition: Very good used condition
Strap/bracelet options: original factory strap and Omega factory bracelet
Case condition: a few hairlines visible on polished portions

Posted at

Jun 17, 2025, 9:17 PM

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Omega De Ville 36mm with Speedmaster Cal. 1861 Movement

Omega - 4540.51 · $1,999.002

This Omega De Ville Prestige chronograph features a 36.1mm stainless steel case, hand-wound Cal. 1861 chronograph movement, and dauphine-style hands on a black color dial.

Condition: Excellent condition with minor wear marks on case and bracelet
Case size: 36.1 mm
Lug width: 19 mm
Movement: Cal. 1861

Posted at

Jun 17, 2025, 5:49 PM

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Omega Speedmaster 3513.50 | $1500+Shipping| USA only

Omega - 3513.50 · $1,500

A 39mm stainless steel Omega Speedmaster Date 3513.50, featuring an automatic chronograph movement (Caliber 1152) and a clean black dial with triple register layout.

Condition: good with signs of wear
Case Size: 39mm diameter
Movement Type: automatic chronograph
Water Resistance: 100m depth rating

Posted at

Jun 17, 2025, 4:17 PM

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Omega 36mm with Speedmaster Cal. 1861 Movement $1,999

Omega - 4540.51 · $1,999

This Omega De Ville Prestige chronograph is a rare hidden gem from the 90's Omega catalog, featuring a 36.1 mm stainless steel case and hand-wound Cal. 1861 chronograph movement.

Condition: excellent with minor wear marks on case and bracelet
Case size: 36.1mm diameter
Lug width: 19mm
Movement: Cal. 1861

Posted at

Jun 17, 2025, 12:48 PM

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Omega Speedmaster Chronoscope Co-Axial 43mm 329.30.43.51.02.001

Omega - 329.30.43.51.02.001 · $5,400.005

A unique version of the Speedmaster, featuring a modern twist on classic Omega designs with distinctive timing scales and a beautiful dial.

Condition: Excellent
Case size: 43mm diameter
Water resistance: 30m

Posted at

Jun 17, 2025, 12:11 PM

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Omega Speedmaster 'Ed White' Caliber 321 - 1965

Omega - 105.003 · $8,800

A 1965 Omega Speedmaster 'Ed White' Caliber 321, one of the most celebrated chronographs in watch history. It features a straight lug construction, stepped dial design, and reliable hand-wound Caliber 321 movement. This watch is highly prized among collectors for its historical significance and clean, functional aesthetic.

Condition: Restored with new dial, hands, crystal, bracelet, and movement overhaul
Movement: Caliber 321
Diameter: 40mm

Posted at

Jun 17, 2025, 10:47 AM

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(EU ONLY) Omega Speedmaster Reduced - Reverse Panda 3511.50

Omega - 3511.50 · $2,290

This Omega Speedmaster Reduced features a Reverse Panda dial, housed in a steel case with a diameter of 39mm. The watch is powered by Omega's Caliber 1155/Valjoux 7750 movement, manufactured in the 1990s.

Condition: Pre-owned with surface scratches
Movement: Omega Caliber 1155/Valjoux 7750
Manufacture date: 1990s
Thickness: 13.5mm

Posted at

Jun 17, 2025, 10:26 AM

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Omega Speedmaster Racing Chronograph “Schumacher” Ref. 3810.61 – $2,399

Omega - 3810.61 · $2,399

Up for grabs is my Omega Speedmaster Schumacher Racing (ref. 3810.61.41), a vibrant and rare edition featuring a red dial with yellow accents and automatic chronograph movement. Housed in a 39mm case, it wears well on most wrists and blends sporty appeal with vintage Omega design cues. Perfect for collectors or daily wearers looking for something bold yet refined.

Condition: Excellent pre-owned condition
Case Size: 39mm
Dial Condition: pristine
Crystal Condition: pristine

Posted at

Jun 17, 2025, 9:21 AM

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