Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire

Reference 310.32.42.50.04.002

About this watch

The Omega Speedmaster Professional Moonwatch 3861 is a masterful blend of style, history, and technical excellence. This watch embodies the essence of luxury with its sleek stainless steel case, striking white dial, and iconic design that transcends fashion trends. With its Master Chronometer certification, exceptional accuracy is guaranteed, while the manual winding movement adds a touch of personal connection to the wearer's wrist. The Speedmaster's rich history and association with NASA's Apollo missions make it a true icon in horology, connecting the wearer to a significant moment in human history. Whether you're a watch collector or simply someone who appreciates fine timepieces, this watch deserves a spot in your collection.
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Key Features

  • Master Chronometer Certified
  • Magnetic Resistance up to 15,000 gauss
  • Manual-Winding Chronograph Movement
  • Free-Sprung Balance with Silicon Balance Spring
  • 42.00 mm Diameter
  • 13.18 mm Height
  • 20.00 mm Lug Width

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire
Reference
310.32.42.50.04.002
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
Stainless Steel 42mm
Dial Color
White
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS]🔥Omega Speedmaster 42MM "Silver Snoopy Award"- Ref 310.32.42.50.02.001 (NEW / UNWORN : DEC 2025 COMPLETE SET)🔥

🔥Omega Speedmaster 42MM "Silver Snoopy Award"- Ref 310.32.42.50.02.001 (NEW / UNWORN : DEC 2025 COMPLETE SET)🔥

Omega - 310.32.42.50.02.001 · $15,599
This Omega Speedmaster 42MM is a 'Silver Snoopy Award' model, featuring a beautiful white dial and a stainless case.

  • Condition: Brand New/Unworn
  • Case Size: 42mm diameter
  • Dial Color: White
Posted at
Dec 21, 2025, 12:57 AM
Active
[WTS] Omega Speedmaster White Dial | 310.30.42.50.04.001 | 2024 - Mint | Complete Box & Papers 7,449 Shipped

Omega Speedmaster White Dial | 310.30.42.50.04.001 | 2024 - Mint | Complete Box & Papers 7,449 Shipped

This Omega Speedmaster Moonwatch features a crisp white step dial with black hands and markers, giving the classic design a fresh aesthetic. Powered by Omega's Co-Axial Master Chronometer Calibre 3861, this hand-wound movement is METAS-certified for industry-leading precision.

  • Condition: Excellent
  • Case size: 42mm diameter
  • Movement: Co-Axial Master Chronometer Calibre 3861 (hand-wound)
  • Certification: METAS-certified
Posted at
Dec 20, 2025, 10:11 PM
Active
[WTS] Omega Speedmaster ‘Sapphire Sandwich’ Moonwatch White, B+P 2025

Omega Speedmaster ‘Sapphire Sandwich’ Moonwatch White, B+P 2025

Omega - 31032425004001 · $6,900
This is a white Omega Speedmaster 'Sapphire Sandwich' Moonwatch, featuring a 42mm case size and Omega 3861 movement.

  • Condition: Very Good preowned condition with minor hairlines from light handling
  • Case size: 42mm
  • Movement: Omega 3861
  • Power reserve: 5 hours
Posted at
Dec 20, 2025, 9:16 PM
Active
[WTS] Omega Speedmaster FOIS | 310.30.40.50.06.001 | Complete Box & Papers 2024 | $6,849 Shipped

Omega Speedmaster FOIS | 310.30.40.50.06.001 | Complete Box & Papers 2024 | $6,849 Shipped

This Omega Speedmaster "First Omega in Space" (FOIS) model is a historically faithful modern reference that pays homage to the watch worn by astronaut Walter Schirra during the Mercury-Atlas 8 mission. It has a straight-lug case, symmetrical profile, and hesalite crystal.

  • Condition: Excellent / near-mint
  • Case diameter: 40mm
  • Crystal material: hesalite
  • Year purchased: 2024
Posted at
Dec 20, 2025, 9:13 PM
Active
[WTS] Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

This Omega Speedmaster Dark Side of the Moon features a full-ceramic case and buckle, presented in excellent condition.

  • Condition: Mint, like-new
  • Case material: Full ceramic
  • Year: 2019
Posted at
Dec 20, 2025, 6:57 PM
Active
[WTS] Omega Speedmaster “First Omega in Space” FOISRef: 310.30.40.50.06.001 | 2025 | Full Set | Very Good Condition | Active Factory Warranty

Omega Speedmaster “First Omega in Space” FOISRef: 310.30.40.50.06.001 | 2025 | Full Set | Very Good Condition | Active Factory Warranty

This Omega Speedmaster is known as the 'First Omega in Space' with a FOIS reference number, specifically Ref: 310.30.40.50.06.001, from the year 2025.

  • Condition: Very Good
Posted at
Dec 20, 2025, 5:33 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional White dial Black rubber strap 42mm Box & Papers 310.32.42.50.04.001

Omega Speedmaster Moonwatch Professional White dial Black rubber strap 42mm Box & Papers 310.32.42.50.04.001

This Omega Speedmaster Moonwatch Professional features a white dial on a black rubber strap, with a 42mm case and various complications including a chronograph and tachymeter.

  • Condition: Excellent
  • Case Material:
  • Diameter: 42mm
  • Water Resistance:
Posted at
Dec 20, 2025, 4:30 PM
Active
[WTS] Omega Vintage Speedmaster Bracelet 1496 (18mm end-links)

Omega Vintage Speedmaster Bracelet 1496 (18mm end-links)

Omega - 1496 · $299
Up for sale is my Omega 1496 bracelet with 18mm endlinks (ref#813) that I had on my Speedmaster Reduced, now collecting dust.

  • Condition: good shape for its age
  • End links size: 18mm
Posted at
Dec 20, 2025, 4:06 PM
Active
[WTS] Omega Speedmaster. 39mm. Automatic. $1550 only !!

Omega Speedmaster. 39mm. Automatic. $1550 only !!

Omega - Speedmaster · $1,550
This Omega Speedmaster is a 39mm automatic chronograph watch with an AM strap.

  • Condition: Very nice
  • Case Size: 39mm diameter
  • Movement Type: Automatic
Posted at
Dec 20, 2025, 11:54 AM
Active