Omega Speedmaster Speedmaster Professional Missions Gemini IX

Reference 3597.07.00

Omega Speedmaster Professional Missions Gemini IX

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] Omega Speedmaster Professional Moonwatch 3573.50

Omega Speedmaster Professional Moonwatch 3573.50

Omega - 3573.50 · $4,550
This Omega Speedmaster Professional Moonwatch is in excellent condition with hardly any signs of wear.

  • Condition: Excellent condition, hardly any signs of wear
  • Payment Methods Accepted: Pretty much every payment method including crypto with a small fee
  • No Paypal Accepted: true
  • Other Payments: cash, credit cards, etc.
Posted at
Jan 15, 2026, 5:32 PM
Active
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[WTS] Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)

Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)

Omega - 105.003-65 · $10,995
This Omega Speedmaster 'Ed White' features a stunning brown tropical dial and is one of the most collectible variants among Speedmaster enthusiasts, having been worn by astronauts during NASA's Gemini missions. The movement has been professionally serviced in July 2025, ensuring accurate timekeeping with chronograph functions performing as intended.

  • Condition: Very good condition
  • Size: 39mm diameter
  • Year: 1965
  • Movement serviced: July 2023
Posted at
Jan 15, 2026, 5:27 PM
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[WTS] Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,795
This Omega Speedmaster Reduced features a white dial and is available for sale as watch only on a high-quality leather strap.

  • Condition: great vintage condition, light hairlines on bezel and case
  • Case size: 39mm
  • Strap material: leather AM strap from Casanova
Posted at
Jan 15, 2026, 12:33 PM
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[WTS] 2021 Omega Speedmaster Professional Moonwatch Sapphire Sandwich $5,999

2021 Omega Speedmaster Professional Moonwatch Sapphire Sandwich $5,999

Omega - 310.30.42.50.01.002 · $5,999
The Omega Speedmaster Moonwatch Professional sapphire sandwich version features a robust and elegant 42mm stainless steel case, updated Caliber 3861 movement, and superior magnetic resistance.

  • Condition: Excellent time keeping with no significant gain or loss
  • Case size: 42mm diameter
  • Case thickness: 13.2mm
  • Lug width: 20mm
Posted at
Jan 15, 2026, 12:27 PM
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[WTS] Omega Speedmaster Professional Full Kit with Extras (reposted and reduced)

Omega Speedmaster Professional Full Kit with Extras (reposted and reduced)

Omega - 3861 · $5,600
an Omega Speedmaster Professional Moonwatch with Cal. 3861 movement and Hesalite crystal, purchased from an Authorized Dealer.

  • Condition: Daily wear, shows normal wear/use
  • Movement: Cal. 3861 (Master Chronometer)
  • Bracelet type: Current bracelet with tool-less sliding clasp adjustment
Posted at
Jan 15, 2026, 10:55 AM
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[WTS] Omega Speedmaster Reduced 3523.80.00 – Blue Dial – Full Set + Serialized Tag – Mint – $3,500

Omega Speedmaster Reduced 3523.80.00 – Blue Dial – Full Set + Serialized Tag – Mint – $3,500

Omega - 3523.80.00 · $3,500
This Omega Speedmaster Reduced features a unique blue dial, classic proportions and wearability, making it an excellent alternative for collectors who want something rarer than the standard black-dial Reduced.

  • Condition: Mint
  • Movement: Automatic chronograph
  • Case size: 39mm diameter
  • Dial color: Blue
Posted at
Jan 15, 2026, 10:34 AM
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[WTS] 2023 Omega Speedmaster Calibre 321 “Ed White” 311.30.40.30.01.001 — Excellent Condition, Box & Papers

2023 Omega Speedmaster Calibre 321 “Ed White” 311.30.40.30.01.001 — Excellent Condition, Box & Papers

Omega - 311.30.40.30.01.001 · $75,000
This is a 2023 Omega Speedmaster Calibre 321 'Ed White' edition. It features a silver dial with a distinctive design.

  • Condition: Excellent Condition
  • Year: 2023
  • Movement: Calibre 321
Posted at
Jan 15, 2026, 8:21 AM
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2022 Omega Speedmaster Moonwatch Sapphire 42mm 310.30.42.50.01.002 Mint Complete

Omega - 310.30.42.50.01.002 · $6,195
This 2022 Omega Speedmaster Moonwatch Sapphire 42mm is a first watch worn on the moon, featuring photos and a video on the seller's website.

  • Condition: Minty fresh
  • Case size: 42mm
  • Year: 2022
  • Contents: watch,inner & outer boxes,warranty card,pictogram,master chronometer,instruction booklet,black travel case,hang tag,cleaning cloth,Moonwatch Booklet
Posted at
Apr 7, 2025, 2:59 PM
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Omega Speedmaster Chronograph - Blue - Stainless Steel - 38mm - Mint

Omega Speedmaster Chronograph - Blue - Stainless Steel - 38mm - Mint

Omega - 324.30.38.50.03.002 · $3,695
This Omega Speedmaster Chronograph features a 38mm stainless steel case, blue dial, and automatic movement.

  • Condition: Pre-Owned - Mint
  • Case size: 38mm diameter
  • Bracelet type: Stainless Steel
  • Dial color: Blue
Posted at
Apr 5, 2025, 6:13 PM
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