Omega Speedmaster Speedmaster Professional Missions Gemini IX

Reference 3597.07.00

About this watch

The Omega Speedmaster Professional Missions Gemini IX is a stunning watch that combines heritage, functionality, and style. This limited edition piece, produced between 1997 and 1998 with only 200 units made, pays homage to the Gemini IX space mission. Its classic black dial, complemented by stick and dot indexes, gives it a refined yet sporty appearance. The round stainless steel case has a diameter of 42mm, making it a perfect fit for most wrists. At the heart of this timepiece lies the Omega caliber 1861, a hand-wound movement known for its reliability and precision. With a power reserve of 48 hours and 18 jewels, you can rely on it to keep perfect time even when not worn for a day or two. The chronograph feature allows you to time events with precision, making it ideal for timing races or tracking daily activities. Constructed from high-quality stainless steel, the Gemini IX is built to withstand daily wear and tear. With a water resistance rating of 50 meters, it can handle splashes and brief immersions in water. This watch's versatility makes it suitable for both formal and casual occasions, thanks to its black dial and stainless steel finish. As part of the 'Moonwatch' line, this timepiece is a piece of space history, making it a collector's dream with its limited availability and historical significance.
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Key Features

  • Omega caliber 1861 movement
  • 42mm round stainless steel case
  • Plexi glass
  • 50m water resistance
  • Chronograph feature
  • Limited edition of 200 units
  • Hand-wound movement with 48-hour power reserve

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Missions Gemini IX
Reference
3597.07.00
Movement
1861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] BNIB Omega Speedmaster Professional, White Lacquer Dial - Full Set - $7400

BNIB Omega Speedmaster Professional, White Lacquer Dial - Full Set - $7400

This Omega Speedmaster Professional features a white lacquer dial and is housed in a Master Chronometer movement.

  • Condition: Brand New In Box (BNIB), perfect condition, 10/10
  • Movement: Master Chronometer Omega Cal. 3861
  • Box Set: true
Posted at
Jan 24, 2026, 6:21 PM
Active
[WTS] Omega “Silver Snoopy” Speedmaster

Omega “Silver Snoopy” Speedmaster

Omega - 310.32.42.50.02.001 · $13,999
This commemorative Omega Speedmaster Silver Snoopy Award pays tribute to NASA's 1970 Silver Snoopy Award with a detailed caseback animation of Snoopy in orbit and mission-inspired design.

  • Condition: Brand new, unworn
  • Case Diameter: 42mm
  • Water Resistance: 50m depth rating
  • Movement: Omega Co-Axial Master Chronometer Calibre 3861
Posted at
Jan 24, 2026, 6:21 PM
Active
[WTS] Omega Speedmaster Professional 310.30.42.50.04.001 white dial, 2024 full set

Omega Speedmaster Professional 310.30.42.50.04.001 white dial, 2024 full set

2024 Omega Speedmaster Professional with a white dial and new style bracelet.

  • Condition: Perfect
  • Case size: 42mm
  • Bracelet type: stainless steel with sliding clasp adjustments
Posted at
Jan 24, 2026, 6:00 PM
Active
[WTS] Omega Speedmaster FOIS – Full Set – $4,300 Shipped

Omega Speedmaster FOIS – Full Set – $4,300 Shipped

Omega - Speedmaster FOIS · $4,300
A manual winding Omega Speedmaster from 2017 with a case size of 39.7mm and Hesalite crystal, presented in full set condition including multiple straps and documentation.

  • Condition: Very good overall
  • Case Size: 39.7mm
  • Movement: Manual winding
Posted at
Jan 24, 2026, 2:38 PM
Active
[WTS] 2024 Omega Speedmaster “First Omega in Space” 310.30.40.50.06.001 – Full Set – $6,450 Shipped

2024 Omega Speedmaster “First Omega in Space” 310.30.40.50.06.001 – Full Set – $6,450 Shipped

This is a 2024 Omega Speedmaster 'First Omega in Space' reference featuring a 39.7mm case with straight lugs and a vintage-inspired aesthetic, paired with Omega's Master Chronometer technology.

  • Condition: Excellent
  • Case size: 39.7mm
  • Movement: Omega Caliber 3861, Master Chronometer manual-wind chronograph
  • Water resistance: 50m
Posted at
Jan 24, 2026, 1:20 PM
Active
[WTS] Omega Speedmaster Michael Schumacher The Legend Collection $3,450

Omega Speedmaster Michael Schumacher The Legend Collection $3,450

The Omega Speedmaster Michael Schumacher The Legend Collection is a limited edition watch celebrating motorsport and the achievements of Michael Schumacher, featuring a checkered carbon fiber dial and various racing-related details.

  • Condition: great pre-owned condition
  • Case Size: 44mm
  • Lug Width: 21mm
  • Water Resistance: 100m
Posted at
Jan 24, 2026, 11:31 AM
Active
[WTS] Omega Speedmaster. 39mm. White Ceramic. Very nice.

Omega Speedmaster. 39mm. White Ceramic. Very nice.

Omega · $3,100
A 39mm white ceramic Omega Speedmaster with strong lume.

  • Case size: 39mm diameter
  • Material: white ceramic
Posted at
Jan 24, 2026, 10:54 AM
Active
[WTS] Omega Speedmaster Dark Side of the Moon "Vintage"

Omega Speedmaster Dark Side of the Moon "Vintage"

This Omega Speedmaster Dark Side of the Moon 'Vintage' edition is a rare model that no longer exists in production, featuring a black ceramic case and weighing 99 grams with a diameter of 44mm.

  • Condition: nearly perfect
  • Case diameter: 44mm
  • Lug-to-lug measurement: 49mm
  • Weight: 99 grams
Posted at
Jan 24, 2026, 8:56 AM
Active
[WTS] 2025 Omega Speedmaster White Dial 42 - $6,799

2025 Omega Speedmaster White Dial 42 - $6,799

Omega - Speedmaster · $6,799
This is a modern take on the iconic Speedmaster design featuring a crisp white dial, black tachymeter bezel, and classic chronograph layout. It wears exceptionally well on the wrist and delivers the timeless Speedmaster look with everyday versatility.

  • Condition: great overall condition
  • Year: 2025
  • Dial color: white
  • Bezel type: black tachymeter
Posted at
Jan 23, 2026, 11:04 PM
Active