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

Reference 310.32.42.50.04.001

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

About this watch

Welcome to the world of luxury timepieces, where elegance meets precision! The Omega Speedmaster Professional Moonwatch 310.32.42.50.04.001 is a marvel of engineering and design, blending tradition with innovation. This iconic watch features the Omega caliber 3861 movement, an updated version of the legendary caliber 861 and 1861, with advancements like the co-axial escapement and silicon balance spring. The chronograph functionality allows you to time your daily activities with precision and style. The stainless steel case is robust and elegant, with a diameter of 42 mm striking a perfect balance between presence and wearability. Protected by a sapphire crystal, the white dial features stick and dot indexes for excellent legibility and stick hands for easy reading. The open case back allows you to appreciate the intricate workings of the caliber 3861 movement. With its Master Chronometer certification, this watch has passed rigorous testing for precision and performance. It's designed for those who appreciate the finer things in life, with a comfortable fit and wearability that makes it perfect for daily wear.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega Caliber 3861 Movement
  • Manual-Winding Chronograph Functionality
  • 42mm Stainless Steel Case
  • Sapphire Crystal Protection
  • Master Chronometer Certification
  • Magnetic Resistance up to 15,000 gauss
  • 50 hours Power Reserve

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire / Rubber
Reference
310.32.42.50.04.001
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 Legend Schumacher ref 3506.61 *PRICE DROP*

Omega Speedmaster Legend Schumacher ref 3506.61 *PRICE DROP*

Omega - 3506.61.00 · $3,900
This is a clean example of the Omega Speedmaster Legend Schumacher reference 3506.61.00 with a striking red dial and special collection engraved case back honoring Michael Schumacher.

  • Condition: full kit, minimal wear on bracelet
  • Case diameter: 42mm
  • Bracelet condition: minimal wear
  • Shipping included: CONUS shipping fully insured
Posted at
Feb 9, 2026, 6:53 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Day-Date Chronometer ref 3222.80 *PRICE DROP*

Omega Speedmaster Day-Date Chronometer ref 3222.80 *PRICE DROP*

Omega - 3222.80 · $3,200
This Omega Speedmaster Day-Date Chronometer ref 3222.80 features a vibrant blue dial, 40mm case, and stainless steel bracelet with full original links.

  • Condition: Excellent, minor wear on bracelet
  • Case size: 40mm diameter
  • Bracelet condition: minor wear, tiny spot of discoloration on one side
  • Shipping included: fully insured CONUS shipping
Posted at
Feb 9, 2026, 6:40 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Racing - 329.30.44.51.01.001 - Box and Papers!

Omega Speedmaster Racing - 329.30.44.51.01.001 - Box and Papers!

Omega - 329.30.44.51.01.001 · $5,950
This Omega Speedmaster Racing Chronograph is a pre-owned watch in good condition, featuring a 44.25mm case and a stainless steel bracelet.

  • Condition: Pre-owned with minor wear
  • Case size: 44.25mm diameter
  • Bracelet material: Stainless steel
Posted at
Feb 9, 2026, 5:49 PM
Active
View listing on r/WatchExchange
[WTS] 2025 Omega Speedmaster Racing 44mm - 329.32.44.51.01.001 - Price Reduced!

2025 Omega Speedmaster Racing 44mm - 329.32.44.51.01.001 - Price Reduced!

Omega - 329.32.44.51.01.001 · $6,095
This Omega Speedmaster Racing features a bold design with orange racing accents and the Caliber 9900 Master Chronometer movement. It comes with a factory black micro-perforated leather strap and an original Omega wooden presentation box.

  • Condition: Fantastic preowned condition, barely worn
  • Movement: Omega Caliber 9900, Co-Axial, anti-magnetic, column-wheel chronograph
  • Power reserve: approximately 60 hours
  • Strap: factory black micro-perforated leather racing strap with orange rubber lining
Posted at
Feb 9, 2026, 5:47 PM
Active
View listing on r/WatchExchange
[WTS] 2023 Omega Speedmaster Moonphase Sedna Gold

2023 Omega Speedmaster Moonphase Sedna Gold

Omega - 304.23.44.52.13.001 · $9,338
2023 Omega Speedmaster Moonphase Sedna Gold, a high-end watch featuring a brown sun-brushed dial and precision moonphase display at 6 o'clock.

  • Condition: Excellent, with light signs of wear
  • Case Size: 44.25mm diameter
  • Case Material: 18k Sedna Gold
  • Dial Color: Brown
Posted at
Feb 9, 2026, 5:25 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster 38 324.30.38.50.01.001 38mm Black Dial B&P

Omega Speedmaster 38 324.30.38.50.01.001 38mm Black Dial B&P

Omega - 324.30.38.50.01.001 · $4,200
Posted at
Feb 9, 2026, 5:01 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Racing 44.25, gray dial full kit, new in box. Inner, outer and shipping boxes, all three cards, hang tag and factory stainless bracelet with extra link. Reference number 329.30.44.51.06.001. New Orleans, LA

Omega Speedmaster Racing 44.25, gray dial full kit, new in box. Inner, outer and shipping boxes, all three cards, hang tag and factory stainless bracelet with extra link. Reference number 329.30.44.51.06.001. New Orleans, LA

Omega - 329.30.44.51.06.001 · $8,000
This Omega Speedmaster Racing features a gray dial and comes with a full kit, including inner and outer boxes, all three cards, hang tag, and factory stainless bracelet with extra link.

  • Condition: New in box
  • Box count: 3
  • Bracelet type: factory stainless
Posted at
Feb 9, 2026, 2:50 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)

Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)

Omega - 105.003-65 · $9,850
The Omega Speedmaster Ed White Ref. 105.003-65 is a historic watch that holds a special place in Omega's history, being the last straight-lug Speedmaster worn by astronauts during NASA’s Gemini missions. It features a stunning brown tropical dial with rich patina and tritium hands that respond under UV light.

  • Condition: Very good condition, with signs of a previous polish and rich patina on the dial
  • Case size: 39mm
  • Movement service date: July 2025
Posted at
Feb 9, 2026, 12:18 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Moonphase 304.33.44.52.03 Blue Dial 44.25mm Full Set

Omega Speedmaster Moonphase 304.33.44.52.03 Blue Dial 44.25mm Full Set

Omega - 304.33.44.52.03 · $7,494
A pre-owned Omega Speedmaster Moonphase featuring a blue dial, moonphase complication, and Co-Axial Master Chronometer automatic movement.

  • Condition: Very good
  • Case size: 44.25mm diameter
  • Movement: Co-Axial Master Chronometer automatic
  • Complications: chronograph and moonphase
Posted at
Feb 9, 2026, 9:53 AM
Active
View listing on r/WatchExchange