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

2024 OMEGA SPEEDMASTER PROFESSIONAL- WHITE DIAL - FULL KIT - $7,800

Omega - 310.30.42.50.04.001 · $7,800

The 2024 White Dial Omega Speedmaster Professional features a glossy, lacquered white stepped dial with applied blackened markers and hands. It is powered by the METAS-certified Master Chronometer Calibre 3861 and viewed through a sapphire exhibition caseback.

Condition: Great condition/minor desk diving
Movement: Manual-winding Calibre 3861 (Anti-magnetic to 15,000 gauss)
Dial size: 42mm
Water resistance: unknown

Posted at

Mar 10, 2026, 9:38 PM

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Omega Speedmaster Moonwatch 310.30.42.50.01.002 - Legendary Timepiece

Omega - 310.30.42.50.01.002 · $6,900

The Omega Speedmaster Professional Moonwatch, reference 310.30.42.50.01.002, is an iconic timepiece that combines precision with timeless design. Featuring a robust stainless steel case and a classic black dial, it's not just a watch—it's a piece of history.

Condition: Good
Case material: stainless steel
Dial color: black

Posted at

Mar 10, 2026, 5:32 PM

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Omega Speedmaster Racing - 329.30.44.51.01.001 - Box and Papers - Price Reduced!

Omega - 329.30.44.51.01.001 · $5,850

A Omega Speedmaster Racing Chronograph in the model 329.30.44.51.01.001 features a 44.25mm size and has all functions working as expected.

Condition: pre-owned with minor wear
Size: 44.25mm diameter
Bracelet material: stainless steel

Posted at

Mar 10, 2026, 4:54 PM

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Omega Speedmaster First Omega In Space (FOIS)

Omega - 311.32.40.30.01.001 · $4,250

This Omega Speedmaster "First Omega in Space" features a size of 39.7mm and comes with multiple straps.

Case Size: 39.7mm
Strap Count: 6
Includes: Omega boxes,pictogram card,operating instructions booklet

Posted at

Mar 10, 2026, 1:14 PM

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Omega Speedmaster Reduced 3510.50 Mint Full Set $3250

Omega - 3510.50 · $3,250

A beautiful Omega Speedmaster Reduced from 1998, featuring a matte black dial with white inscriptions and a stainless steel case measuring 39mm.

Condition: Mint
Case size: 39mm diameter
Movement: Automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
Bracelet type: Omega 1469

Posted at

Mar 10, 2026, 9:03 AM

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Omega Speedmaster Date ref. 3211.30.00 40mm | Great Condition (with Original Box & Serviced) | $2400

Omega - 3211.30.00 · $2,400

A modern Omega Speedmaster Date ref. 3211.30.00 in a clean all-silver dial configuration, featuring an applied index and polished hand design. The watch has a refined and versatile look while maintaining its sporty DNA.

Condition: great condition
Case size: 40mm
Lug to lug: 50mm
Thickness: 15mm

Posted at

Mar 10, 2026, 12:08 AM

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