Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver / Alligator

Reference 310.23.42.50.02.001

About this watch

The Omega Speedmaster Professional Moonwatch 310.23.42.50.02.001 is a masterpiece of horology, blending rich history with cutting-edge technology. Crafted from stainless steel and Moonshine Gold, this watch exudes luxury while maintaining durability. The ceramic bezel adds a sporty touch, and the sunburst dial finish is nothing short of breathtaking. At its core lies the Omega caliber 3861 movement, boasting a co-axial escapement and silicon balance spring for exceptional accuracy and reliability. With Master Chronometer certification by METAS, this watch resists magnetic fields up to 15,000 gauss, making it perfect for those who live life on the edge. The manual-winding feature adds an engaging layer of interaction, while the power reserve of 50 hours ensures you don't need to wind it daily. Measuring a comfortable 42 mm in diameter, this watch is perfect for most wrists and suitable for any occasion. The chronograph functionality allows precise elapsed time measurement, and the water resistance rating of 50 meters assures durability. This high-end piece offers significant value with its exceptional craftsmanship, advanced technology, and storied heritage. Whether you're a collector or just someone who appreciates fine timepieces, the Omega Speedmaster Professional Moonwatch is an investment worth making.
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Key Features

  • Stainless Steel and Moonshine Gold Construction
  • Ceramic Bezel with Tachymeter Markings
  • Sunburst Dial Finish
  • Co-axial Escapement Movement
  • Master Chronometer Certification by METAS
  • Manual-Winding Feature
  • 50 Hour Power Reserve

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver / Alligator
Reference
310.23.42.50.02.001
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Moonwatch Professional Sapphire 3861 (310.30.42.50.01.002) – 2025 Full Set – $6350

Omega Speedmaster Moonwatch Professional Sapphire 3861 (310.30.42.50.01.002) – 2025 Full Set – $6350

This Omega Speedmaster Moonwatch Professional features the Master Chronometer Calibre 3861, a manual wind movement with 50-hour power reserve and anti-magnetic to 15,000 gauss. The watch has a 42mm stainless steel case and black stepped dial.

  • Condition: Excellent overall condition, light signs of wear on the bracelet and clasp
  • Movement: Omega Co-Axial Master Chronometer Calibre 3861 (manual wind, 50-hour power reserve, anti-magnetic to 15,000 gauss)
  • Case size: 42mm
  • Water resistance: 50m
Posted at
Mar 7, 2026, 9:44 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega - 145.022-69 · $5,250
This Omega Speedmaster Moonwatch presents beautifully in full steel, showcasing a strong and sharp case with thick lugs that retain their original shape.

  • Condition: Serviced with minor polishing in the past
  • Diameter: 42mm
  • Year: 1969
  • Movement: 861 caliber movement
Posted at
Mar 7, 2026, 9:26 PM
Active
[WTS] (Reserved) Omega Speedmaster Broad Arrow

(Reserved) Omega Speedmaster Broad Arrow

A 2000s Omega Speedmaster broad arrow in excellent condition, running well.

  • Condition: pristine condition
  • Year of manufacture: early 2000’s
Posted at
Mar 7, 2026, 8:55 PM
Active
[WTS] Omega Speedmaster ’57 Black Dial (2024) - excellent condition - $5750

Omega Speedmaster ’57 Black Dial (2024) - excellent condition - $5750

A modern interpretation of the original 1957 Speedmaster with a black dial, Broad Arrow hands, and a slimmer case. The watch features a manual wind Co-Axial Master Chronometer movement and has a water resistance of 50m.

  • Condition: excellent
  • Case Size: 40.5mm diameter
  • Thickness: ~12.99 mm
  • Movement Type: manual wind, Co-Axial Master Chronometer
Posted at
Mar 7, 2026, 6:00 PM
Active
[WTS] Omega Speedmaster Moonphase Chrono 18k Sedna Gold & Steel 304.23.44.52.13001 B&P

Omega Speedmaster Moonphase Chrono 18k Sedna Gold & Steel 304.23.44.52.13001 B&P

Omega - 304.23.44.52.13001 · $10,195
This Omega Speedmaster Moonphase Chrono features a brown sun-brushed dial with diamond polished indexes and hands, accurate moonphase indication, and Ceragold tachymeter scale.

  • Movement: Meta certified Co-Axial Master Chronometer 9904
  • Case material: Stainless steel-18K Sedna gold
  • Diameter: 44.25 mm
Posted at
Mar 7, 2026, 4:19 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

Omega - 145.022-69 · $5,235
This Omega Speedmaster Professional Moonwatch is a strong example of the highly regarded reference 145.022-69, featuring a razor-sharp case and crisp edges with excellent overall definition.

  • Condition: Unpolished, original condition
  • Size: 42mm
  • Year: 1969
  • Bezel condition: Signs of age and light fading
Posted at
Mar 7, 2026, 2:44 PM
Active
[WTS] Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega Speedmaster Grey Side Of The Moon with a grey dial and 44mm case size.

  • Condition: great, with small chip on edge of case back
  • Case Size: 44mm diameter
Posted at
Mar 7, 2026, 1:53 PM
Active
[WTS] Omega Speedmaster Reduced 3510.50 Excellent Condition + Serialized Hand Tag

Omega Speedmaster Reduced 3510.50 Excellent Condition + Serialized Hand Tag

Omega - 3510.50 · $2,750
For sale is an Omega Speedmaster Reduced in excellent condition with hardly any signs of wear, it runs great and functions properly.

  • Condition: Excellent Condition
  • Payment Methods Accepted: multiple (including crypto) with small fee
  • Meeting Options: local meetup or shipped
Posted at
Mar 7, 2026, 1:39 PM
Active
[WTS] Omega Speedmaster Racing 329.30.44.51.04.001 COMPLETE SET 2024

Omega Speedmaster Racing 329.30.44.51.04.001 COMPLETE SET 2024

This Omega Speedmaster Racing features a white dial and comes with the complete set, including double boxed packaging and documentation.

  • Condition: Excellent
  • Box and papers included: complete set
  • Warranty card date: 2024
  • Payment methods accepted: crypto, other payment methods
Posted at
Mar 7, 2026, 1:30 PM
Active