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

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Condition: Mint Unworn
Case material: Metal
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Posted at

Jun 13, 2025, 1:35 PM

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Condition: Very good condition, little sign of wear
Serviced: 1.5 years ago
Includes: box,warranty cards,accessories,extra Omega black nylon NATO
Payment Terms: PayPal,wire,venmo

Posted at

Jun 13, 2025, 1:34 PM

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Condition: Good, with some scratches on the case and aging on the dial
Case Size: 41 x 51.6mm diameter
Thickness: 16.5mm
Crystal: Mineral

Posted at

Jun 13, 2025, 11:48 AM

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Condition: Fantastic condition with minor hairlines
Case size: 43mm diameter

Posted at

Jun 13, 2025, 8:24 AM

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Omega - 310.30.42.50.04.001 · $7,692

This Omega Speedmaster Moonwatch Professional White Sapphire Sandwich is a 42mm stainless steel watch with white sapphire sandwich dial and features the Master Chronometer certification.

Condition: MINT condition, like new
Material: Stainless Steel
Size: 42mm diameter
Included With Warranty: true

Posted at

Jun 13, 2025, 2:16 AM

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2023 Omega Speedmaster Moonwatch Professional Chrono (Sapphire)(S.S.)(REF 31030425001002)

Omega - 31030425001002 · $6,200

Material: sapphire crystal, stainless steel

Posted at

Jun 12, 2025, 10:11 PM

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omega speedmaster 145022-76 - long bracelet, perfect dial and unpolished case. Cal. 861 - no trades. $5400 shipped

Omega - 145022-76 · $5,400

A Omega Speedmaster 145022-76 with a long bracelet and unpolished case, featuring Cal. 861.

Bracelet length: long
Dial condition: perfect
Case condition: unpolished

Posted at

Jun 12, 2025, 5:56 PM

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Omega - 3560.50.00 · $4,299

The Omega Speedmaster Professional Moonwatch 30th anniversary Apollo XI is a limited edition of 9,999 pieces, introduced in 1999 to commemorate the 30th anniversary of the Apollo 11 mission. This watch features a special caseback with an Apollo 11 patch engraving and is powered by a hand-wound Omega cal. 1861 movement.

Condition: Excellent pre-owned condition
Lug width: 20mm
Lug-to-lug: 48.2mm
Case size: 42 mm

Posted at

Jun 12, 2025, 4:08 PM

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