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

Reference 310.32.42.50.01.002

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] Omega Speedmaster Professional Moonwatch Hesalite cal. 3861

Omega Speedmaster Professional Moonwatch Hesalite cal. 3861

This Omega Speedmaster Professional Moonwatch features a hesalite crystal, closed steel caseback, and comfortable quick adjust clasp bracelet. It has the most up-to-date 3861 caliber and retains the original design language and proportions.

  • Condition: clean piece with minimal wear and no condition notes
  • Bracelet size limit: 7in
  • Dimensions: 42mm X 20 lug width X 47h (lug to lug)
  • Crystal type: hesalite crystal with 13.8cc
Posted at
Mar 7, 2026, 12:48 PM
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[WTS] Omega "Silver Snoopy" Speedmaster 2025

Omega "Silver Snoopy" Speedmaster 2025

Omega - 310.32.42.50.02.001 · $15,299
This Omega Speedmaster Silver Snoopy Award is a commemorative edition that pays tribute to Omega's crucial role in the safe return of Apollo 13, featuring a highly detailed caseback animation of Snoopy and a mission-inspired design language.

  • Condition: Brand new, unworn
  • Case size: 42mm diameter
  • Water resistance: 50m depth rating
Posted at
Mar 7, 2026, 12:44 PM
Active
[WTS] OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥

OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥

OMEGA - 311.92.44.30.01.001 · $10,000
The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 commemorates the 50th anniversary of the Apollo 8 mission, featuring a black ceramic case and a skeletonized dial with laser-ablated lunar surface details.

  • Condition: UNWORN
  • Case material: black ceramic
  • Case diameter: 44.25mm
  • Movement: Calibre 1869
Posted at
Mar 6, 2026, 8:25 PM
Active
[WTS] OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$16,000🔥

OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$16,000🔥

OMEGA - 311.30.40.30.01.001 · $16,000
The OMEGA Speedmaster Calibre 321 Ref. 311.30.40.30.01.001 is a faithful recreation of the reference 105.003, famously worn by astronaut Ed White during America's first spacewalk.

  • Condition: UNWORN
  • Movement: Calibre 321 column-wheel chronograph movement
  • Case size: 39.7mm diameter
  • Bezel material: black ceramic
Posted at
Mar 6, 2026, 8:15 PM
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[wts] 2025 UNWORN OMEGA SPEEDMASTER WHITE DIAL
310.30.42.50.04.001 $7799

2025 UNWORN OMEGA SPEEDMASTER WHITE DIAL 310.30.42.50.04.001 $7799

2025 Omega Speedmaster with a white dial for sale.

  • Condition: Unworn
  • Dial color: white
Posted at
Mar 6, 2026, 7:32 PM
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[WTS] Omega Speedmaster "The One That Actually Fits" – Serviced, & Sharp  ref 3510.50

Omega Speedmaster "The One That Actually Fits" – Serviced, & Sharp ref 3510.50

Omega - 3510.50 · $2,200
This Omega Speedmaster 'Reduced' model features a Triple Date layout and is known for its vintage charm, clean dial, and sharp lugs.

  • Condition: Excellent / Serviced 2025
  • Movement Type: Automatic
  • Bracelet: Original steel with additional links
  • Shipping Location: New York City
Posted at
Mar 6, 2026, 5:51 PM
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[WTS] OMEGA Speedmaster Racing 329.30.44.51.04.001 2022 Full Set

OMEGA Speedmaster Racing 329.30.44.51.04.001 2022 Full Set

This Omega Speedmaster Racing is a complete set with inner and outer boxes, manual, COSC card, warranty card, and hang tag.

  • Condition: Excellent
  • Warranty Expiration: May 2027
  • Size: for 7.5” wrist
Posted at
Mar 6, 2026, 4:31 PM
Active
[WTS] Omega Speedmaster 3511.50 Reverse Panda JAPAN EDITION

Omega Speedmaster 3511.50 Reverse Panda JAPAN EDITION

Omega - 3511.50 · $2,150
For sale is an Omega Speedmaster Reduced 3511.50, running great and all functions work properly.

  • Condition: great condition with light signs of wear
Posted at
Mar 6, 2026, 4:01 PM
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[WTS] OMEGA SPEEDMASTER 145.022-69 PREMOON

OMEGA SPEEDMASTER 145.022-69 PREMOON

OMEGA - 145.022-69 · $6,000
A charming vintage chronograph with a great dial and original DO90 bezel, sold with an original Omega bracelet.

  • Condition: Pre-owned, with signs of wear
  • Bracelet type: Original 1039
  • Clasp type: Omega clasp
Posted at
Mar 6, 2026, 3:05 PM
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