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
50

Current Listings

[WTS] 2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

Omega - 310.30.42.50.01.002 · $7,250
2024 Omega Speedmaster Professional Moonwatch “Sapphire Sandwich” with 42mm stainless steel case, sapphire front and exhibition caseback, black step dial, and manual winding Caliber 3861 Master Chronometer movement.

  • Condition: Excellent (9.5/10)
  • Case Size: 42mm diameter
  • Bracelet Condition: pristine, zero desk wear
Posted at
Dec 8, 2025, 12:44 PM
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[WTS] Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega - 310.32.42.50.02.001 · $15,000
A 2023 Omega Speedmaster Silver Snoopy Award watch, part of the 50th Anniversary collection, featuring a complete set including bracelet and canvas bands.

  • Condition: Preowned with light wear (hairline scratches)
  • Bracelet Type: Fully linked
  • Canvas Band: yes
Posted at
Dec 8, 2025, 10:28 AM
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[WTS] Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega - 145.022-69 · $15,150
Very rare and fully original Omega Speedmaster Moonwatch 145.022-69 in beautiful condition, featuring a deep, even transformation with heavy yellow patina across all indices and matching hands.

  • Case Size: 42mm
  • Year Made: 1969
  • Movement Status: serviced in November 2025
Posted at
Dec 7, 2025, 6:21 PM
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[WTS] Omega Speedmaster. 39mm. Triple Date. Clean.

Omega Speedmaster. 39mm. Triple Date. Clean.

Omega - Speedmaster (no specific reference number given) · $1,875
This Omega Speedmaster is a 39mm triple date model with clean condition.

  • Condition: Clean
  • Case Size: 39mm
  • Location: NJ USA
Posted at
Dec 7, 2025, 3:59 PM
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[WTS] Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega - 1957 / Broad Arrow Automatic Chrono 42mm · $4,250
This Omega Speedmaster 1957 Broad Arrow chronograph is a full kit with warranty card dated September 2012. It features a high horology Frederic Piguet based movement with a column wheel and Co Axial escapement.

  • Condition: Excellent (minor wear on bezel and bracelet)
  • Movement: Omega Caliber 3313 (Frederic Piguet based) with Co Axial escapement and column wheel
Posted at
Dec 6, 2025, 3:49 PM
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[WTS] Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega - Speedmaster Broad Arrow Olympics 2012 · $2,600
The Omega Speedmaster Broad Arrow Olympics 2012 features a gloss white, porcelain-like dial with sunken subdials and heat-blued hands. It has a classic, beautiful design and is extremely refined.

  • Condition: Excellent, recently pressure-tested
  • Case Dimensions: case dimensions and proportions are extremely close to a Moonwatch
  • Movement: Omega Caliber 3313, column-wheel, Co-Axial chronograph movement
  • Straps: Rubber B Crocodile SwimSkin strap, retails for over $300
Posted at
Dec 6, 2025, 3:34 PM
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[WTS] Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega - 304.30.44.52.01.001 · $7,750
This Omega Speedmaster Moonphase is a Co-Axial Master Chronometer with Ref: 304.30.44.52.01.001, dated 2022. It's available as a full set with OEM extras.

  • Condition: Very Good
  • Year: 2022
  • Case condition: honest clasp wear
Posted at
Dec 6, 2025, 12:38 PM
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[WTS] Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,450
This Omega Speedmaster Professional Moonwatch White features a manual wind 3861 caliber movement in a sapphire sandwich configuration, with a white lacquered dial inspired by vintage iterations.

  • Condition: Minimal signs of wear, super healthy on Timegrapher
  • Case size: 42mm diameter
  • Movement: Manual wind 3861 caliber movement
  • Crystal: Sapphire sandwich configuration with top crystal and exhibition caseback
Posted at
Dec 6, 2025, 10:50 AM
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[WTS] 2024 Omega Speedmaster Moonphase - Box and Papers

2024 Omega Speedmaster Moonphase - Box and Papers

Omega - 304.33.44.52.03.001 · $6,950
2024 Omega Speedmaster Moonphase with blue sun-brushed dial and ceramic bezel, powered by OMG 9904 movement.

  • Condition: Really nice used condition with a few very light marks
  • Case size: 44.25mm
  • Movement power reserve: 60 hours
Posted at
Dec 6, 2025, 9:33 AM
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