Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet

Reference 310.30.42.50.01.002

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet

About this watch

The Omega Speedmaster Professional Moonwatch, reference 310.30.42.50.01.002, is a masterpiece of horology that embodies the perfect blend of history, function, and style. This iconic watch features a classic round case with a diameter of 42 mm and a height of 13.18 mm, encasing a stunning matte black dial that provides a perfect contrast to the stainless steel exterior. The sapphire crystal glass offers unparalleled scratch resistance and clarity, allowing wearers to enjoy this watch in everyday situations without worrying about damaging the face. At its core is the Omega caliber 3861 movement, an updated version of the previous caliber 861 and 1861, featuring a co-axial escapement and silicon balance spring that enhances accuracy and longevity. This Master Chronometer certified by METAS ensures reliable performance under various conditions, with a power reserve of 50 hours and a frequency of 21,600 vibrations per hour. The Omega Speedmaster isn't just a timekeeper; it's a fully functional chronograph with small seconds, hours, and minutes hands that can easily track elapsed time in any setting. This watch is perfect for daily wear, with a water resistance of 50 meters making it suitable for splashes and brief immersion in water. The stainless steel bracelet is both stylish and comfortable, designed for wearability and featuring solid yet lightweight links that adjust effortlessly to find the perfect fit. Whether you're dressed formally or casually, this watch complements any look and is sure to spark conversations with its iconic design and historical significance.

Buy Now on Jomashop

This is an affiliate link

MSRP: $8,000

Market Price: $5,921

Key Features

42mm stainless steel case
Sapphire crystal glass for scratch resistance
Master Chronometer certified Omega caliber 3861 movement
Chronograph function with small seconds, hours, and minutes hands
Water resistance of 50 meters
Stainless steel bracelet with adjustable links
Iconic tachymetric scale on the bezel

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet

Reference

310.30.42.50.01.002

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

🚀🌗Brand New 2026 Full Set - Omega Speedmaster Moonphase Reference: 304.30.44.52.01.001 🚀🌗

Omega - 304.30.44.52.01.001 · $11,750

The Omega Speedmaster Moonphase is a brand new, full set model from 2026.

Condition: Brand New
Msrp: 13000
Shipping: fully insured to nearest FedEx Office for signature pickup

Posted at

Apr 22, 2026, 10:30 PM

Active

View listing on r/WatchExchange

OMEGA SPEEDMASTER DATE 3513.50 WITH PAPERS

Omega - 3513.50 · $1,750

A lightly worn Omega Speedmaster Date with a dated card, extra link, and no box.

Condition: lightly worn
Diameter: 40mm

Posted at

Apr 22, 2026, 8:47 PM

Active

View listing on r/WatchExchange

2026 Omega Speedmaster Moonwatch Professional 42mm Steel 310.30.42.50.01.001 Full Set

Omega - 310.30.42.50.01.001 · $6,050

2026 Omega Speedmaster Moonwatch Professional, a stainless steel manual wind watch with black dial and hesalite crystal.

Condition: Excellent preowned condition with some light scratches.
Case dimensions: 42mm
Movement type: Manual Wind, Mechanical

Posted at

Apr 22, 2026, 7:54 PM

Active

View listing on r/WatchExchange

3510.50 Omega Reduced Speedmaster Excellent vintage condition with original warranty card Serviced recently

Omega - 3510.50 · $3,300

This is a 26-year-old Omega Reduced Speedmaster in excellent vintage condition, with original warranty card and recently serviced movement.

Condition: Excellent vintage condition
Warranty card: Original warranty card included
Movement serviced: Recently serviced movement

Posted at

Apr 22, 2026, 1:49 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Date Chronometer 3210.50.00 — Cal. 1164 (Serviced) — $2,099 Shipped (Tariff Coverd)

Posted at

Apr 22, 2026, 1:29 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional Reverse New Apr 2026, $10.2k

Omega - 310.30.42.50.01.004 · $10,200

This Omega Speedmaster Professional Reverse is a brand new watch with a reference number of 310.30.42.50.01.004, coming with its original box and April 2026 warranty.

Condition: Brand New
Shipping cost: $200 for USA shipping
Payment methods: Wire or Credit Card (+4.9% and 4 days clearance)
Warranty: Apr 2026 warranty

Posted at

Apr 22, 2026, 9:55 AM

Active

View listing on r/WatchExchange

2021 Omega Speedmaster Racing 329.32.44.51.01.001 Orange Full Set - $6,495

Omega - 329.32.44.51.01.001 · $6,495

A 2021 Omega Speedmaster Racing in excellent condition with minimal signs of wear, featuring a orange full set including the watch, inner and outer box, card holder, international warranty card, pictograms card, master chronometer card, and instructions manual.

Condition: Excellent condition with minimal signs of wear
Year: 2021
Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Shipping Method: Fedex

Posted at

Apr 22, 2026, 9:47 AM

Active

View listing on r/WatchExchange