Omega Speedmaster Speedmaster Professional Moonwatch 3861 Moonshine Gold / Moonshine Gold / Bracelet

Reference 310.60.42.50.99.002

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Moonshine Gold stands tall among iconic watches, carrying a rich history and showcasing modern innovations. This timepiece combines luxury and functionality, making it a worthy investment for any watch enthusiast. The 42mm round case is crafted from Moonshine Gold, offering a unique champagne hue and sunburst finish. The tachymeter bezel adds a sporty touch while serving a functional purpose for speed calculations. At the core of this timepiece is the Omega caliber 3861, a marvel of horological engineering featuring a Co-Axial escapement that reduces friction and enhances precision. This manual-winding chronograph movement boasts a 50-hour power reserve and is resistant to magnetic fields up to 15,000 gauss, making it a robust choice for active lifestyles. The watch includes a chronograph feature for measuring elapsed time with precision and features a water resistance of up to 50 meters. Its combination of exquisite craftsmanship and state-of-the-art technology makes the Omega Speedmaster Professional Moonwatch 3861 a performance powerhouse.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • 42mm round case in Moonshine Gold
  • Co-Axial escapement for enhanced precision
  • Master Chronometer certification by METAS
  • 50-hour power reserve
  • Resistant to magnetic fields up to 15,000 gauss
  • Chronograph feature for measuring elapsed time
  • Water resistance of up to 50 meters

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Moonshine Gold / Moonshine Gold / Bracelet
Reference
310.60.42.50.99.002
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
42mm
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Professional Moon Watch 42mm Steel 311.30.42.30.01.005 Box & Manual

Omega Speedmaster Professional Moon Watch 42mm Steel 311.30.42.30.01.005 Box & Manual

A stainless steel Omega Speedmaster Professional Moon Watch in 42mm diameter with a black dial and manual wind movement.

  • Condition: Preowned with scratches on the case, bracelet, buckle and light scratches on the crystal
  • Case dimensions: 42mm diameter
  • Band material: Stainless Steel Bracelet
  • Additional straps: 2
Posted at
Apr 18, 2026, 8:13 PM
Active
[WTS] Omega Speedmaster Professional Sapphire - 310.30.42.50.01.002 - Full Kit - Price Reduced

Omega Speedmaster Professional Sapphire - 310.30.42.50.01.002 - Full Kit - Price Reduced

The Omega Speedmaster Professional is a modern interpretation of the iconic design, featuring a sapphire crystal front and display caseback with a view of the Omega movement.

  • Condition: Near like-new
  • Size: 42mm diameter
Posted at
Apr 18, 2026, 6:01 PM
Active
[WTS] Omega Speedmaster Reduced - Mother of Pearl - White Dial - Factory Strap

Omega Speedmaster Reduced - Mother of Pearl - White Dial - Factory Strap

A super rare and unique Omega Speedmaster reduced model with a 39mm case, featuring a stunning Mother of Pearl dial.

  • Condition: Good condition for the age
  • Case size: 39mm
  • Strap type: Leather (factory)
  • Bezel wear: Some wear
Posted at
Apr 18, 2026, 5:59 PM
Active
[WTS] 2023 Omega Speedmaster ’57 Blue Dial 41.5mm 332.10.41.51.03.001 Full Set Excellent

2023 Omega Speedmaster ’57 Blue Dial 41.5mm 332.10.41.51.03.001 Full Set Excellent

The Omega Speedmaster '57 features a striking sun-brushed blue dial with vintage-inspired hands and recessed sub-dials, paying homage to the iconic original.

  • Condition: Excellent
  • Diameter: 40.5mm
  • Material: stainless steel
Posted at
Apr 18, 2026, 2:38 PM
Active
[WTS] 2024 Omega Speedmaster ’57 Sedna Gold Two-Tone 41.5mm 331.22.42.51.01.001 Full Set Excellent

2024 Omega Speedmaster ’57 Sedna Gold Two-Tone 41.5mm 331.22.42.51.01.001 Full Set Excellent

A vintage-inspired Speedmaster with modern Master Co-Axial engineering, featuring 18K Sedna gold case and black dial.

  • Condition: Excellent
  • Case material: 18K Sedna gold
  • Diameter: 41.5mm
Posted at
Apr 18, 2026, 2:33 PM
Active
[WTS] Omega Speedmaster Triple Date - 3523.30 - 39mm - Silver Dial - $2,195 Shipped ✈️

Omega Speedmaster Triple Date - 3523.30 - 39mm - Silver Dial - $2,195 Shipped ✈️

Omega - 3523.30 · $2,195
This Omega Speedmaster Triple Date features a classic triple date complication, making it a versatile and functional Speedmaster variation.

  • Condition: pre-owned, light wear throughout
  • Size: 39mm diameter
Posted at
Apr 18, 2026, 1:19 PM
Active
[WTS] Omega Speedmaster 3513.20 Chrnograph Olympic Special Edition Blue Red Hands |Good conditon| Serviced| Full Box Paper Tag| 2300$

Omega Speedmaster 3513.20 Chrnograph Olympic Special Edition Blue Red Hands |Good conditon| Serviced| Full Box Paper Tag| 2300$

Omega - 3513.20 · $2,300
This Omega Speedmaster stands out with its white dial and eye-catching red and blue hands, making it a unique piece.

  • Condition: Good Condition, Serviced
  • Case Size: 39mm diameter
  • Crystal: Sapphire crystal
  • Lug Width: 20mm
Posted at
Apr 18, 2026, 12:59 PM
Active
[WTS] Omega Speedmaster Day-Date "Reduced" | Black Dial Ref. 3520.50 | 39mm | Stainless Steel | Full Collector's Set

Omega Speedmaster Day-Date "Reduced" | Black Dial Ref. 3520.50 | 39mm | Stainless Steel | Full Collector's Set

Omega - 3520.50 · $62,000
This Omega Speedmaster Day-Date is a black dial model with reference number 3520.50 and features a 39mm stainless steel case.

  • Size: 39mm diameter
Posted at
Apr 18, 2026, 11:53 AM
Active
[WTS] Omega Speedmaster Automatic 3513.50 - Suede Leather Strap - Good Condition

Omega Speedmaster Automatic 3513.50 - Suede Leather Strap - Good Condition

Omega - 3513.50 · $1,800
A 39mm Omega Speedmaster Automatic with automatic winding, date display, running seconds, chronograph minutes, and chronograph hours features.

  • Condition: Good condition with signs of wear
  • Case size: 39mm
  • Material: Automatic
Posted at
Apr 18, 2026, 11:51 AM
Active