Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

Reference 310.32.42.50.01.002

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

About this watch

The Omega Speedmaster Professional Moonwatch 3861 is an engineering marvel that combines style with functionality, paying homage to its illustrious past as the first watch worn on the moon. This iconic timepiece boasts a sleek, matte black dial and polished stainless steel case, striking an excellent balance between boldness and subtlety. At its heart lies the Omega caliber 3861, an updated version of the legendary caliber 861/1861, featuring a Co-Axial escapement and silicon balance spring for accuracy and resistance to magnetic fields up to 15,000 gauss. The watch's robust stainless steel construction and sapphire crystal provide a durable exterior and protect the watch face from scratches, while its water resistance of 50 meters ensures it can withstand accidental splashes. With an open case back revealing the intricate movement within, this timepiece showcases Omega's craftsmanship and attention to detail. The Speedmaster is a versatile accessory that adapts effortlessly to any style or occasion, making it a worthy investment for anyone who appreciates the finer things in life.

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MSRP: $7,600

Market Price: $5,422

Key Features

Manual-winding chronograph movement
Master Chronometer Certified
50-meter water resistance
Co-Axial escapement and silicon balance spring
Open case back revealing intricate movement
Robust stainless steel construction with sapphire crystal

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

Reference

310.32.42.50.01.002

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster Two Tone Reduced

Omega - 3714.20.80 · $2,500

A two tone Omega Speedmaster with a white dial and gold subdials, featuring an 18k gold bezel.

Condition: Good, some wear on the case and bezel
Movement: Cal 1140
Size: 39mm diameter

Posted at

Oct 22, 2025, 7:51 PM

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Omega Speedmaster Reduced - Mother of Pearl - White

Omega - Speedmaster Reduced · $2,595

A super rare and unique Omega Speedmaster with a Mother of Pearl dial that 'pops like no other watch' is for sale. The crystal looks clean, but the case and bezel could benefit from polishing.

Condition: Decent condition, light scratching on case, hairlines on bezel
Case material: Steel
Dial color: Mother of Pearl White

Posted at

Oct 22, 2025, 5:03 PM

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Omega Speedmaster CK2998 Limited Edition “Blue Panda” - Full Set - Price Reduced ‼️✈️

Omega - CK2998 · $7,395

This Omega Speedmaster CK2998 Limited Edition 'Blue Panda' is a modern classic with a striking design. It features a 40mm stainless steel case and an opaline silver dial with blue subdials. The watch comes complete with its outer box, inner box, instruction manual, card sleeve, international warranty card, and pictograms card.

Condition: Excellent, barely worn
Case Size: 40mm diameter
Movement: Manual winding OMEGA calibre 1861

Posted at

Oct 22, 2025, 4:35 PM

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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

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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

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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

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