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 Professional 42MM White - 310.32.42.50.04.002 (NEW 2026 COMPLETE SET)

Omega Speedmaster Professional 42MM White - 310.32.42.50.04.002 (NEW 2026 COMPLETE SET)

A 42MM Omega Speedmaster Professional White, new in 2026, complete with packaging and accessories.

  • Condition: new with handling marks
  • Case size: 42mm diameter
  • Warranty card date: 02/25/2026
Posted at
Mar 18, 2026, 4:22 PM
Active
[WTS] 2026 Omega Speedmaster Moonwatch Professional 310.32.42.50.04.002 – Brand New / Partially Stickered

2026 Omega Speedmaster Moonwatch Professional 310.32.42.50.04.002 – Brand New / Partially Stickered

A 2026 Omega Speedmaster Moonwatch Professional featuring a white dial, classic case, and black bezel, powered by the Master Chronometer Caliber 3861 manual-wind chronograph movement.

  • Condition: Brand new / partially stickered with small nick near lower right lug
  • Case size: 42mm
  • Movement: Omega Caliber 3861, Master Chronometer
  • Crystal: Sapphire
Posted at
Mar 13, 2026, 10:42 PM
Active
[WTS] Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Original Box & Serviced) | $2600

Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Original Box & Serviced) | $2600

Omega - 3212.80.00 · $2,600
The Omega Speedmaster Date ref. 3212.80.00 is a versatile and often overlooked chapter in the Speedmaster lineage that blends classic chronograph functionality with everyday wearability, featuring a deep blue dial, stainless steel case, and automatic movement.

  • Condition: Great Condition
  • Case size: 40mm
  • Bracelet length: up to 19-19.5cm (7.5-7.7 inches)
  • Movement type: automatic chronograph movement based on the Valjoux 7750 architecture
Posted at
Mar 19, 2026, 12:24 AM
Active
[WTS] The madness that is the Omega Speedmaster Teutonic! Ghost Gray Ref 145.0040 JUST $2950 SHIPPED

The madness that is the Omega Speedmaster Teutonic! Ghost Gray Ref 145.0040 JUST $2950 SHIPPED

Omega - 145.0040 · $2,950
This is a unique Omega Speedmaster Teutonic ref 145.0040 in Ghost Gray, featuring a bead-blasted case and integrated bracelet. It has a manual wound Omega cal 861 movement and original tritium lume.

  • Condition: Pre-owned with wear, scratches and nicks
  • Case size: 42mm
  • Diameter: 40mm diameter (bezel)
  • Movement: Manual wound Omega cal 861 winding and setting smooth, chronograph functions perfectly
Posted at
Mar 18, 2026, 9:46 PM
Active
[WTS] Omega Speedmaster Date 3513.82 Blue Dial Automatic Chronograph Price : 2200$

Omega Speedmaster Date 3513.82 Blue Dial Automatic Chronograph Price : 2200$

Omega - 3513.82 · $2,200
The Omega Speedmaster Date Blue Dial Ref: 3513.82 is a highly sought-after automatic chronograph with a sporty design and strong Speedmaster DNA, featuring a stunning blue dial, three chronograph sub-dials, large Arabic numerals, date window at 3 o'clock, and tachymeter bezel.

  • Condition: Good condition (has been serviced)
  • Size: 39mm diameter
  • Dial color: Blue color
  • Movement: Caliber 1152
Posted at
Mar 18, 2026, 11:46 AM
Active
[WTS] Omega Speedmaster Racing 326.30.40.50.03.001

Omega Speedmaster Racing 326.30.40.50.03.001

For sale is an Omega Speedmaster Racing reference number 326.30.40.50.03.001, running great and available to be inspected.

  • Condition: Great condition with light wear around the watch
Posted at
Mar 18, 2026, 11:36 AM
Active
[WTS] Omega Speedmaster Date 38.5mm 3513.54

Omega Speedmaster Date 38.5mm 3513.54

Omega - 3513.54 · $1,950
For sale is an Omega Speedmaster Date 38.5mm reference number 3513.54, it's from 1998 and running great.

  • Condition: good condition with moderate wear
  • Year: 1998
  • Size: 38.5mm
  • Payment Methods Accepted: credit card, crypto, etc.
Posted at
Mar 18, 2026, 11:30 AM
Active
[WTS] Omega Speedmaster First Omega In Space (FOIS)

Omega Speedmaster First Omega In Space (FOIS)

This Omega Speedmaster 'First Omega in Space' features a 39.7mm case size and comes with six straps, including the original Omega strap and three additional Horus camo straps.

  • Case size: 39.7mm
  • Straps included: 6
Posted at
Mar 18, 2026, 11:11 AM
Active
[WTS] 2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set

2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set

2024 Omega Speedmaster Moonwatch Professional White Dial for sale, full set

Posted at
Mar 18, 2026, 12:24 AM
Active