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 Date ref. 3212.80.00 40mm | Great Condition (with Box, Booklet, Card & Serviced) | $2800

Omega - 3212.80.00 · $2,860

The Omega Speedmaster Date ref. 3212.80.00 is a versatile watch that blends classic chronograph functionality with everyday wearability. It features a deep blue dial, a tri-compax layout, and a date window at 3 o'clock. The watch also has a scratch-resistant sapphire crystal and a stainless steel bracelet.

Condition: Great condition
Case size: 40mm
Movement: Omega Calibre 1164 (Valjoux 7750 architecture)
Power reserve: 44 hours

Posted at

May 2, 2026, 11:41 PM

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IF BLADERUNNER & A SPEEDY HAD A BABY! Rare Vintage Omega Speedmaster Teutonic Ghost Gray Bead-Blasted Ref 145.0044

Omega - 145.0044 · $2,795

A rare vintage Omega Speedmaster Teutonic ref 145.0044 with a unique gray dial and bead-blasted case, featuring an integrated bracelet and manual wound cal 861 movement.

Condition: Pre-owned, some wear and scratches
Dial color: Gray
Case size: 42MM diameter
Bracelet type: Original Omega integrated bracelet

Posted at

May 2, 2026, 10:58 PM

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Omega Dark Side Of The Moon Speedmaster Ceramic "Dark Vader" 310.92.44.51.01.001

Omega - 310.92.44.51.01.001 · $13,650

This Omega Speedmaster Dark Side of the Moon 'Dark Vader' combines a slim manual wind case with a matte finished grained dial and striking red lacquered chrono seconds hand.

Condition: Excellent (mint condition)
Calibre: OMEGA 9908 Black Edition
Power reserve: 60 hours
Crystal type: scratch-resistant sapphire crystal with anti-reflective treatment on both sides

Posted at

May 2, 2026, 9:14 PM

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Omega Speedmaster Professional Hesalite. Full Set.

Omega - 3861 · $5,500

The Omega Speedmaster Professional Hesalite is a chronometer that comes in very good condition. It has been used occasionally and keeps excellent time. The watch includes the full set of original accessories.

Condition: very good
Warranty Cards: 2 sets (dated 3/6/2021)
Originality: full set
Case Condition: minor scratches

Posted at

May 2, 2026, 7:19 PM

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Omega Speedmaster Chrono Blue Dial 43mm - 329.30.43.51.03.001 Full Set - Like New Condition - Houston, TX 🔥💰6,297💰🔥 + 🏷️

Omega - 329.30.43.51.03.001 · $6,297

The Omega Speedmaster Chronoscope is a stylish and functional wristwatch designed for unisex adults with a blue dial, mechanical manual movement, water resistance up to 50 meters, and chronometer function.

Condition: Like new
Case Size: 43mm
Water Resistance: 50m
Movement: Mechanical manual movement

Posted at

May 2, 2026, 5:10 PM

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Omega Speedmaster Moonwatch Sapphire Sandwich (310.30.42.50.01.002) - $5950

Omega - 310.30.42.50.01.002 · $5,950

A Omega Speedmaster Moonwatch Sapphire Sandwich, a high-quality timepiece featuring a sapphire crystal sandwich case.

Condition: Overall excellent condition with light marks on the case, bracelet, clasp, and caseback
Water Resistance: meters deep
Movement Type: Master Chronometer
Box And Papers: full set

Posted at

May 2, 2026, 4:47 PM

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

Omega - 329.32.44.51.01.001 · $6,495

This Omega Speedmaster Racing is a 2021 model with an orange dial and features a sporty design.

Condition: Excellent condition
Year: 2021
Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual

Posted at

May 2, 2026, 12:43 PM

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