Omega Speedmaster Speedmaster Professional Moonphase / Strap

Reference 3876.50.31

Omega Speedmaster Professional Moonphase / Strap

About this watch

The Omega Speedmaster Professional Moonphase is an exquisite blend of precision, technology, and style, boasting a storied history in horology. With its classic yet sporty design, this watch exudes sophistication, featuring a black dial highlighted by the stainless steel case. The stick and dot indexes provide excellent visibility, while the moonphase complication adds a touch of elegance to its sporty demeanor. At its heart lies the Omega caliber 1866, a handwound chronograph movement renowned for precision and reliability. With a power reserve of 45 hours, it's designed to withstand daily wear and tear, making it an excellent choice for both men and women. The watch's durability is further enhanced by its sapphire crystal, ensuring that the beauty of the dial remains unblemished over time. Water-resistant up to 50 meters, this watch is suitable for splashes and brief immersions in water. Whether you're a collector, space enthusiast, or simply looking for a reliable timepiece, the Speedmaster Professional Moonphase ticks all the boxes, offering a perfect blend of functionality, style, and history.

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MSRP: $5,900

Market Price: $5,287

Key Features

Omega Caliber 1866 Handwound Chronograph Movement
42mm Stainless Steel Case with Tachymeter Bezel
Sapphire Crystal for Scratch-Resistant Durability

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonphase / Strap

Reference

3876.50.31

Movement

1866

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph
Moonphase

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster. Moonwatch. 3590.50. Tritium Dial. 🔥

Posted at

Aug 19, 2025, 11:01 AM

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Omega Speedmaster Professional Moonwatch 3573.50.00 Sapphire Sandwich Full Set $5100 shipped

Omega - 3573.50.00 · $5,100

The Omega Speedmaster Professional Moonwatch is a blend of heritage and modern refinement, offering the exact look and feel of the legendary Moonwatch with an exhibition caseback to admire the hand-wound Caliber 1863 movement.

Condition: One owner
Case diameter: 42mm
Crystal type: Hesalite crystal
Movement visibility: Exhibition caseback

Posted at

Aug 18, 2025, 9:03 PM

Active

View listing on r/WatchExchange

Omega Speedmaster MK40 Triple Calendar - Ref 3520.53

Omega - 3520.53 · $2,900

This Omega Speedmaster MK40 Triple Calendar features a 39mm case size, making it very wearable and comfortable. It has tritium lume, produced around 1996-1997. The watch is part of a notable reference in Omega's back catalogue.

Condition: Good condition with light scratches on the case and bracelet
Case size: 39mm
Wrist size compatibility: up to 6.8 inches
Serial production year: around 1996-1997

Posted at

Aug 18, 2025, 8:08 PM

Active

View listing on r/WatchExchange