Omega Speedmaster Speedmaster Professional Missions Gemini X

Reference 3597.08.00

About this watch

The Omega Speedmaster 3597.08.00 is a masterclass in luxury watchmaking, blending technical excellence with timeless design. This limited edition timepiece, part of the illustrious Speedmaster family, boasts a sleek black dial and stainless steel case that exudes both robustness and elegance. Powered by the reliable Omega caliber 1861 movement, this hand-wound masterpiece provides excellent performance for daily wear, with a frequency of 21,600 vibrations per hour and a 48-hour power reserve. The chronograph feature is a vital part of its appeal, offering practical functionality for various activities. With only 200 units produced between January 1997 and July 1998, this watch is a rare gem that combines history, craftsmanship, and luxury.
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Key Features

  • Omega caliber 1861 movement
  • Limited edition of 200 units
  • Stainless steel case and bracelet
  • Plexi glass instead of sapphire crystal
  • Chronograph feature with small seconds, hours, and minutes counters
  • Water resistance rating of 50 meters
  • 42mm diameter and 20mm lug width

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Missions Gemini X
Reference
3597.08.00
Movement
1861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster “First Omega in Space” FOISRef: 310.30.40.50.06.001 | 2025 | Full Set | Very Good Condition | Active Factory Warranty

Omega Speedmaster “First Omega in Space” FOISRef: 310.30.40.50.06.001 | 2025 | Full Set | Very Good Condition | Active Factory Warranty

This Omega Speedmaster is known as the 'First Omega in Space' with a FOIS reference number, specifically Ref: 310.30.40.50.06.001, from the year 2025.

  • Condition: Very Good
Posted at
Dec 20, 2025, 5:33 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional White dial Black rubber strap 42mm Box & Papers 310.32.42.50.04.001

Omega Speedmaster Moonwatch Professional White dial Black rubber strap 42mm Box & Papers 310.32.42.50.04.001

This Omega Speedmaster Moonwatch Professional features a white dial on a black rubber strap, with a 42mm case and various complications including a chronograph and tachymeter.

  • Condition: Excellent
  • Case Material:
  • Diameter: 42mm
  • Water Resistance:
Posted at
Dec 20, 2025, 4:30 PM
Active
[WTS] Omega Vintage Speedmaster Bracelet 1496 (18mm end-links)

Omega Vintage Speedmaster Bracelet 1496 (18mm end-links)

Omega - 1496 · $299
Up for sale is my Omega 1496 bracelet with 18mm endlinks (ref#813) that I had on my Speedmaster Reduced, now collecting dust.

  • Condition: good shape for its age
  • End links size: 18mm
Posted at
Dec 20, 2025, 4:06 PM
Active
[WTS] Omega Speedmaster. 39mm. Automatic. $1550 only !!

Omega Speedmaster. 39mm. Automatic. $1550 only !!

Omega - Speedmaster · $1,550
This Omega Speedmaster is a 39mm automatic chronograph watch with an AM strap.

  • Condition: Very nice
  • Case Size: 39mm diameter
  • Movement Type: Automatic
Posted at
Dec 20, 2025, 11:54 AM
Active
[WTS] 1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

Omega - 3590.50 · $4,099
A 1991 Omega Speedmaster Moonwatch with a caliber 861 movement and tritium dial and hands, in excellent condition and appearing unpolished.

  • Condition: Excellent, unpolished
  • Movement: Caliber 861
  • Serial number: 482774XX
  • Bracelet size range: fits wrists over 7.5"
Posted at
Dec 19, 2025, 5:59 PM
Active
[WTS] Omega Speedmaster Broad Arrow 321.10.42.50.01.001 2019

Omega Speedmaster Broad Arrow 321.10.42.50.01.001 2019

This Omega Speedmaster Broad Arrow is a 2019 model with a crisp case and running perfectly, featuring a massive bracelet.

  • Condition: Incredible-condition
  • Dimensions: 42mm diameter
  • Year: 2019
Posted at
Dec 19, 2025, 12:15 PM
Active
[WTS] Omega Speedmaster. Broadarrow. Clean. 🔥

Omega Speedmaster. Broadarrow. Clean. 🔥

Omega - Speedmaster · $3,550
The Omega Speedmaster is a classic watch with a broadarrow design, featuring strong lume.

  • Condition: Very clean and strong lume
  • Location: NJ USA
Posted at
Dec 19, 2025, 11:00 AM
Active
[WTS] DISCONTINUED OMEGA SPEEDMASTER RACING (Ref. 331.12.42.51.03.001)

DISCONTINUED OMEGA SPEEDMASTER RACING (Ref. 331.12.42.51.03.001)

This Omega Speedmaster Racing is a discontinued model from 2023 in very good condition and comes with several accessories.

  • Condition: Very good, lightly used
Posted at
Dec 19, 2025, 9:25 AM
Active
[WTS] Omega Speedmaster Quartz LCD

Omega Speedmaster Quartz LCD

Omega · $1,400
a quartz-powered watch with an LCD display

Posted at
Dec 18, 2025, 4:55 PM
Active