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.

Buy Now on Jomashop

This is an affiliate link

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 Speedy Tuesday - MINT UNWORN $14,500

Omega - Speedmaster Speedy Tuesday ST1 · $14,500

Up for sale is THE Speedy Tuesday ST1, an UNWORN and MINT example of this hard-to-find watch. It includes the watch, box, warranty cards, and accessories.

Condition: Mint unworn
Case Size: 42mm diameter

Posted at

Apr 30, 2025, 9:58 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Speedy Tuesday #16!- Serviced w/Box,Papers $12000

Omega - Speedmaster Speedy Tuesday #16 · $12,000

Up for sale is the Speedy Tuesday ST1 #16, one of the coolest Speedmasters ever. It's in very good condition with minimal signs of wear.

Condition: very good condition, little sign of wear
Serviced: true
Service Date: about 1.5 years ago
Inclusions: box,warranty cards,accessories,extra Omega black nylon nato

Posted at

Apr 30, 2025, 9:51 AM

Active

View listing on r/WatchExchange

[US] Omega Speedmaster Moonwatch Professional Brown Leather Strap + Buckle Clasp - 20mm

Omega - Speedmaster Moonwatch Professional · $270

A Omega Speedmaster Moonwatch Professional available for sale, featuring a brown leather strap and buckle.

Condition: fantastic, with minor hairlines on clasp
Strap width: 20mm
Clasp condition: minor hairlines

Posted at

Apr 30, 2025, 8:49 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Broad Arrow 3556.50.00 – Full Set – $2850 Shipped

Omega - 3556.50.00 · $2,850

The Omega Speedmaster Broad Arrow Olympic Edition is a beautifully finished 42mm automatic chronograph with classic Broad Arrow hands, a date window, and small seconds.

Condition: Excellent - freshly serviced
Case size: 42mm
Movement type: Automatic chronograph
Features: Date window, small seconds, chronograph

Posted at

Apr 29, 2025, 11:17 PM

Active

View listing on r/WatchExchange

2019 Omega Speedmaster Grey Side of the Moon Meteorite - Full set Box and papers - Ref# 311.63.44.51.99.001

Omega - 311.63.44.51.99.001 · $9,498

This Omega Speedmaster Grey Side of the Moon Meteorite features a 44mm ceramic case and Sedna gold details, making it stand out among other speedies.

Condition: Very good condition, small nick on the case
Case diameter: 44mm
Water resistance: 30m

Posted at

Apr 29, 2025, 10:35 PM

Active

View listing on r/WatchExchange

Omega Speedmaster 50th Anniversary Silver Snoopy Award 310.32.42.50.02.001

Omega - 310.32.42.50.02.001 · $14,000

This Omega Speedmaster commemorates the Apollo 13 mission and features a stunning design blending history and horology.

Condition: Excellent pre-owned
Case Size: 42mm diameter
Case Material: Stainless Steel
Strap: Blue coated nylon fabric strap with folding clasp

Posted at

Apr 29, 2025, 10:32 PM

Active

View listing on r/WatchExchange

Omega Speedmaster ref. 3520.50 Automatic Triple Date

Omega - 3520.50 · $2,550

A 39mm automatic Omega Speedmaster with triple date complication, featuring a healthy timegrapher data and functioning chronograph.

Condition: Minimal signs of wear, honest wear throughout
Size: 39mm diameter
Bracelet size: Full-sized
Box papers: No box or papers included

Posted at

Apr 29, 2025, 9:37 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Triple Date 3521.30

Omega - 3521.30 · $1,700

A beautiful white Omega Speedmaster Triple Date with a 3 date complication showing the day, date, and month.

Condition: Very good condition, with some normal wear on the case bezel and bracelet
Size: 39mm diameter
Movement: 1150
Accessories: N/A

Posted at

Apr 29, 2025, 9:34 PM

Active

View listing on r/WatchExchange

Omega Seamaster NTTD on NATO | Omega Speedmaster Moonphase | Tudor Black Bay 58 Burgundy Dial

Omega - 210.92.42.20.01.001 · $6,900

This Omega Speedmaster Moonphase is a high-end watch with a 44.25mm case size, features a moon phase display, and comes with an additional OEM leather strap.

Condition: Very Good
Strap: additional OEM leather strap
Box And Papers: yes
Case Size: 44.25mm

Posted at

Apr 29, 2025, 9:26 PM

Active

View listing on r/WatchExchange