Omega Speedmaster Speedmaster Professional Moonwatch Apollo-Soyuz 20th Anniversary

Reference 3691.50.31

About this watch

The Omega Speedmaster Professional Moonwatch Apollo-Soyuz 20th Anniversary is a rare and luxurious timepiece that blends history with exceptional craftsmanship. Crafted from yellow gold, this watch boasts a closed case back, sapphire glass, and a hand-wound movement, the Omega caliber 1863. Its chronograph functionality allows for accurate elapsed time measurement, while its water resistance rating of up to 50 meters ensures durability. The classic black dial with stick and dot indexes ensures readability, and the combination of gold accents creates a striking contrast. With only 200 units produced, this limited edition piece is a coveted collector's item that captures the essence of what a luxury watch should be.

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Key Features

Yellow Gold Case
Sapphire Glass
Omega Caliber 1863 Hand-Wound Movement
Chronograph Functionality
Water Resistance up to 50 Meters
Limited Edition Piece (200 units produced)
Luxurious Yellow Gold Design

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch Apollo-Soyuz 20th Anniversary

Reference

3691.50.31

Movement

1863

Movement Features

Hours, Minutes, Small Seconds
Chronograph

Case

Yellow Gold 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 - Full Set - 2025 - Excellent Condition

Omega - 310.30.42.50.04.001 · $8,150

2025 Omega Speedmaster Professional Moonwatch with a white dial, excellent condition, and minimal superficial wear.

Condition: Excellent pre-owned
Case material: Stainless steel
Case diameter: 42mm
Movement type: Manual-winding

Posted at

Mar 9, 2026, 7:51 PM

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Omega Speedmaster Professional Moonwatch

Omega - Speedmaster Professional Moonwatch · $5,900

A brand new Omega Speedmaster Professional Moonwatch with the caliber 1816, purchased at a local AD and barely worn.

Condition: Great condition
Caliber: 1816
Purchase Year: 2021-2022

Posted at

Mar 9, 2026, 7:08 PM

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Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001

Omega - 324.30.38.50.02.001 · $3,500

This Omega Speedmaster 38 Co-Axial Chronograph features a silver dial and comes with various accessories, including the original bracelet and inner box.

Condition: Excellent overall condition, very minimal wear
Case material: Stainless steel
Bracelet type: Original Omega stainless steel bracelet
Additional straps: Brown leather strap

Posted at

Mar 9, 2026, 4:41 PM

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Omega Speedmaster Skywalker X-33 Titanium Chronograph 31890457901001 = Box Paper

Omega - 318.90.45.79.01.001 · $4,570

The Omega Speedmaster Skywalker X-33 is a technologically advanced timepiece designed for professional use, featuring a black dial and full titanium construction.

Condition: Pre-owned with honest signs of previous wear
Case size: 45mm diameter
Bezel condition: attractive condition
Dial condition: perfect in every way

Posted at

Mar 9, 2026, 4:30 PM

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Omega Speedmaster Professional Moonwatch Yellow Patina 1974 (Unpolished)

Omega - 145.022-74 · $5,495

The Omega Speedmaster reference 145.022-74 represents the authentic moon landing heritage in pristine, unpolished condition. This manual winding caliber 861 chronograph showcases remarkable preservation with factory-sharp case edges and original finishing intact throughout its 42mm steel case.

Condition: unpolished, unrestored
Case dimensions: 42 x 48mm
Year of production: 1974
Movement caliber: 861 chronograph

Posted at

Mar 9, 2026, 4:04 PM

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Hruodland Quartz Chronograph- Vintage Omega Speedmaster TV Dial Homage

Omega - Speedmaster · $5,000

This watch is a vintage homage to the iconic Omega Speedmaster with a TV dial design, featuring quartz chronograph functionality.

Year: vintage

Posted at

Mar 9, 2026, 12:56 PM

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[WTT] Omega Speedmaster Moonwatch. White Dial. Bracelet. Full Kit. Ref. 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,500

A white dial Omega Speedmaster Professional Moonwatch on a steel bracelet, reference 310.30.42.50.04.001 is being sold with its full kit, including box, cards, and warranty.

Condition: Very good
Case size: 42mm diameter
Bracelet links included: yes
Box and cards included: yes

Posted at

Mar 9, 2026, 7:05 AM

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Omega Speedmaster Reduced 3510.50

Omega - 3510.50 · $2,800

A Omega Speedmaster Reduced 3510.50, a 39mm watch with hesalite crystal and dial lume with even cream coloring.

Condition: Pretty good condition considering the age with signs of light wear.
Case size: 39mm
Crystal material: hesalite

Posted at

Mar 9, 2026, 2:29 AM

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Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Original Box & Serviced) | $2600

Omega - 3212.80.00 · $2,600

The Omega Speedmaster Date ref. 3212.80.00 features a 40mm stainless steel case, deep blue dial, and classic tri-compax layout with running seconds, 30-minute counter, and 12-hour chronograph totalizer.

Condition: Great condition
Case size: 40mm diameter
Bracelet length: 7.5-7.7 inches
Movement power reserve: 44 hours

Posted at

Mar 8, 2026, 10:58 PM

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