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

Reference 310.30.42.50.01.002

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

About this watch

The Omega Speedmaster Professional Moonwatch, reference 310.30.42.50.01.002, is a masterpiece of horology that embodies the perfect blend of history, function, and style. This iconic watch features a classic round case with a diameter of 42 mm and a height of 13.18 mm, encasing a stunning matte black dial that provides a perfect contrast to the stainless steel exterior. The sapphire crystal glass offers unparalleled scratch resistance and clarity, allowing wearers to enjoy this watch in everyday situations without worrying about damaging the face. At its core is the Omega caliber 3861 movement, an updated version of the previous caliber 861 and 1861, featuring a co-axial escapement and silicon balance spring that enhances accuracy and longevity. This Master Chronometer certified by METAS ensures reliable performance under various conditions, with a power reserve of 50 hours and a frequency of 21,600 vibrations per hour. The Omega Speedmaster isn't just a timekeeper; it's a fully functional chronograph with small seconds, hours, and minutes hands that can easily track elapsed time in any setting. This watch is perfect for daily wear, with a water resistance of 50 meters making it suitable for splashes and brief immersion in water. The stainless steel bracelet is both stylish and comfortable, designed for wearability and featuring solid yet lightweight links that adjust effortlessly to find the perfect fit. Whether you're dressed formally or casually, this watch complements any look and is sure to spark conversations with its iconic design and historical significance.
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MSRP: $8,000
Market Price: $5,921

Key Features

  • 42mm stainless steel case
  • Sapphire crystal glass for scratch resistance
  • Master Chronometer certified Omega caliber 3861 movement
  • Chronograph function with small seconds, hours, and minutes hands
  • Water resistance of 50 meters
  • Stainless steel bracelet with adjustable links
  • Iconic tachymetric scale on the bezel

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet
Reference
310.30.42.50.01.002
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Professional Moonwatch Ref: 311.30.42.30.01.005

Omega Speedmaster Professional Moonwatch Ref: 311.30.42.30.01.005

Omega - 311.30.42.30.01.005 · $5,250
This 'Big Box' Collector's set has the classic Omega Speedmaster Professional Moonwatch with a 42mm case, Hesalite Crystal, and closed caseback.

  • Condition: Very Good
  • Case size: 42mm
  • Movement: 1861 movement
Posted at
May 3, 2026, 1:29 PM
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[WTS] Omega Speedmaster 39mm. Triple Date. Automatic..

Omega Speedmaster 39mm. Triple Date. Automatic..

Omega - Speedmaster 39mm Triple Date Automatic · $1,895
A 39mm Omega Speedmaster with triple date and automatic movement.

  • Shipping: from NJ USA
  • Additional Pictures: available on dropbox
Posted at
May 3, 2026, 9:51 AM
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[WTS] Omega Speedmaster Professional | Hesalite & Sapphire 3572.50 $3,650

Omega Speedmaster Professional | Hesalite & Sapphire 3572.50 $3,650

Omega - 3572.50 · $3,650
The Omega Speedmaster Professional 3572.50 features a manual wind movement and is configured with a hesalite crystal case.

  • Condition: Good - slight dent at bezel
  • Box And Papers: No
  • Movement: 1863 manual wind
Posted at
May 3, 2026, 9:43 AM
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[WTS] Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Box, Booklet, Card & Serviced) | $2800

Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Box, Booklet, Card & Serviced) | $2800

Omega - 3212.80.00 · $2,860
The Omega Speedmaster Date ref. 3212.80.00 is a versatile watch that blends classic chronograph functionality with everyday wearability. It features a deep blue dial, a tri-compax layout, and a date window at 3 o'clock. The watch also has a scratch-resistant sapphire crystal and a stainless steel bracelet.

  • Condition: Great condition
  • Case size: 40mm
  • Movement: Omega Calibre 1164 (Valjoux 7750 architecture)
  • Power reserve: 44 hours
Posted at
May 2, 2026, 11:41 PM
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[WTS] IF BLADERUNNER & A SPEEDY HAD A BABY! Rare Vintage Omega Speedmaster Teutonic Ghost Gray Bead-Blasted Ref 145.0044

IF BLADERUNNER & A SPEEDY HAD A BABY! Rare Vintage Omega Speedmaster Teutonic Ghost Gray Bead-Blasted Ref 145.0044

Omega - 145.0044 · $2,795
A rare vintage Omega Speedmaster Teutonic ref 145.0044 with a unique gray dial and bead-blasted case, featuring an integrated bracelet and manual wound cal 861 movement.

  • Condition: Pre-owned, some wear and scratches
  • Dial color: Gray
  • Case size: 42MM diameter
  • Bracelet type: Original Omega integrated bracelet
Posted at
May 2, 2026, 10:58 PM
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[WTS] Omega Dark Side Of The Moon Speedmaster Ceramic "Dark Vader" 310.92.44.51.01.001

Omega Dark Side Of The Moon Speedmaster Ceramic "Dark Vader" 310.92.44.51.01.001

Omega - 310.92.44.51.01.001 · $13,650
This Omega Speedmaster Dark Side of the Moon 'Dark Vader' combines a slim manual wind case with a matte finished grained dial and striking red lacquered chrono seconds hand.

  • Condition: Excellent (mint condition)
  • Calibre: OMEGA 9908 Black Edition
  • Power reserve: 60 hours
  • Crystal type: scratch-resistant sapphire crystal with anti-reflective treatment on both sides
Posted at
May 2, 2026, 9:14 PM
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[WTS] Omega Speedmaster Professional Hesalite. Full Set.

Omega Speedmaster Professional Hesalite. Full Set.

Omega - 3861 · $5,500
The Omega Speedmaster Professional Hesalite is a chronometer that comes in very good condition. It has been used occasionally and keeps excellent time. The watch includes the full set of original accessories.

  • Condition: very good
  • Warranty Cards: 2 sets (dated 3/6/2021)
  • Originality: full set
  • Case Condition: minor scratches
Posted at
May 2, 2026, 7:19 PM
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[WTS] Omega Speedmaster Chrono Blue Dial 43mm - 329.30.43.51.03.001 Full Set - Like New Condition - Houston, TX 🔥💰6,297💰🔥 + 🏷️

Omega Speedmaster Chrono Blue Dial 43mm - 329.30.43.51.03.001 Full Set - Like New Condition - Houston, TX 🔥💰6,297💰🔥 + 🏷️

Omega - 329.30.43.51.03.001 · $6,297
The Omega Speedmaster Chronoscope is a stylish and functional wristwatch designed for unisex adults with a blue dial, mechanical manual movement, water resistance up to 50 meters, and chronometer function.

  • Condition: Like new
  • Case Size: 43mm
  • Water Resistance: 50m
  • Movement: Mechanical manual movement
Posted at
May 2, 2026, 5:10 PM
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[WTS] 2021 Omega Speedmaster Racing 329.32.44.51.01.001 Orange Full Set - $6,495

2021 Omega Speedmaster Racing 329.32.44.51.01.001 Orange Full Set - $6,495

Omega - 329.32.44.51.01.001 · $6,495
This Omega Speedmaster Racing is a 2021 model with an orange dial and features a sporty design.

  • Condition: Excellent condition
  • Year: 2021
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
May 2, 2026, 12:43 PM
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