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][US] Omega Speedmaster First Omega in Space - FOiS - 310.30.40.50.06.001 - Full Set

[US] Omega Speedmaster First Omega in Space - FOiS - 310.30.40.50.06.001 - Full Set

Omega - 310.30.40.50.06.001 ยท $7,500
This Omega Speedmaster First Omega in Space is a mechanical watch that comes fully linked with its original accessories.

  • Condition: Fantastic condition with few, if any hairlines on case, clasp, and bracelet.
  • Case condition: Few hairlines
  • Comes with: Full set of accessories
Posted at
May 5, 2026, 7:09 AM
Active
[WTS] Omega Speedmaster Reduced 3510.50

Omega Speedmaster Reduced 3510.50

Omega - 3510.50 ยท $2,499
This Omega Speedmaster Reduced is a 39mm watch with a 7-inch bracelet.

  • Case size: 39mm
Posted at
May 4, 2026, 9:26 PM
Active
[WTS] Omega Speedmaster Reduced 3510.50 - $2500 SHIPPED

Omega Speedmaster Reduced 3510.50 - $2500 SHIPPED

Omega - 3510.50 ยท $2,500
This Omega Speedmaster Reduced features a 39mm case size, automatic 3220 movement, and is very wearable on most wrists.

  • Condition: Good overall condition with light scratches from regular use
  • Case size: 39mm
  • Movement: 3220 automatic
  • Bracelet type: Uncle's flat link
Posted at
May 4, 2026, 7:06 PM
Active
[WTS] Omega Speedmaster Chrono Blue Dial 43mm - 329.30.43.51.03.001 Full Set - Like New Condition - Houston, TX ๐Ÿ”ฅ๐Ÿ’ฐ6,297๐Ÿ’ฐ๐Ÿ”ฅ + ๐Ÿท๏ธ

Omega Speedmaster Chrono Blue Dial 43mm - 329.30.43.51.03.001 Full Set - Like New Condition - Houston, TX ๐Ÿ”ฅ๐Ÿ’ฐ6,297๐Ÿ’ฐ๐Ÿ”ฅ + ๐Ÿท๏ธ

Omega - 329.30.43.51.03.001 ยท $6,297
The Omega Speedmaster Chronoscope is a stylish and functional wristwatch designed for unisex adults, featuring a blue dial with spiral pattern and Arabic numerals, housed in a stainless steel case.

  • Condition: Like new condition, both mechanically and cosmetically.
  • Case size: 43mm
  • Movement type: Mechanical manual
  • Water resistance: 50m
Posted at
May 4, 2026, 6:35 PM
Active
[WTS] Omega Speedmaster OEM Rubber Strap & Deployant Clasp

Omega Speedmaster OEM Rubber Strap & Deployant Clasp

Omega - Speedmaster ยท $500
Up for sale is an Omega Speedmaster's OEM rubber strap and its clasp, in excellent condition. The deployant clasp was not used due to personal preference.

  • Material: rubber
  • Clasp type: deployant
Posted at
May 4, 2026, 3:20 PM
Active
[WTS] Omega. Speedmaster. Reverse Panda. Complete Set. $2099 Only

Omega. Speedmaster. Reverse Panda. Complete Set. $2099 Only

A complete Omega Speedmaster Reverse Panda set, featuring a 39mm case on an OEM bracelet designed for wrists up to 7 inches in circumference.

  • Condition: 7.75/10 with wear around bezel and some flea bites on crystal
  • Bracelet size: 39mm diameter can fit ~7inch wrist with 20 links
  • Box condition: complete
Posted at
May 4, 2026, 2:57 PM
Active
[WTS] Omega Speedmaster Date 3513.50 โ€“ 39mm Automatic Chronograph โ€“ Black Dial โ€“ Full Set Serviced Price : 2350$

Omega Speedmaster Date 3513.50 โ€“ 39mm Automatic Chronograph โ€“ Black Dial โ€“ Full Set Serviced Price : 2350$

Omega - 3513.50 ยท $2,350
This classic Omega Speedmaster Date ref. 3513.50 is a 39mm automatic chronograph with a black dial, part of the less-highly-regarded Speedmaster line. It's perfect for everyday wear with its iconic Speedy DNA.

  • Condition: Very good used condition, minor scratches on case and strap
  • Case size: 39mm diameter
  • Thickness: ~14mm
  • Lug width: 18mm
Posted at
May 4, 2026, 1:18 PM
Active
[WTS] Omega Speedmaster Date 3211.31.00 โ€” 40mm Panda Dial โ€” Cal. 1164 (Fresh Service) โ€” $2,399 Shipped (Tariff Covered)

Omega Speedmaster Date 3211.31.00 โ€” 40mm Panda Dial โ€” Cal. 1164 (Fresh Service) โ€” $2,399 Shipped (Tariff Covered)

Omega - 3211.31.00 ยท $2,399
This Omega Speedmaster Date features a clean silver panda dial with black subdials and red accents, powered by Cal. 1164 with chronograph functions that operate as they should.

  • Condition: Pre-owned with honest wear
  • Case size: 40mm diameter
  • Lug-to-lug length: 46mm
  • Thickness: 15mm
Posted at
May 4, 2026, 1:13 PM
Active