Omega Speedmaster Speedmaster Professional Missions Gemini X

Reference 3597.08.00

Omega Speedmaster Professional Missions Gemini X

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 Racing Chronograph 44.25mm – BOX & PAPERS – 329.30.44.51.04.001 Active Warranty & Dec 2025 Service Records

Omega Speedmaster Racing Chronograph 44.25mm – BOX & PAPERS – 329.30.44.51.04.001 Active Warranty & Dec 2025 Service Records

Omega - 329.30.44.51.04.001 · $7,500
This Omega Speedmaster Racing Chronograph is a 44.25mm timepiece with additional details available upon request.

  • Case Size: 44.25mm diameter
  • Warranty: Active Warranty
Posted at
Apr 26, 2026, 5:22 PM
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[WTS] 2024 Omega Speedmaster Moonwatch – Full Set – $4850 Shipped

2024 Omega Speedmaster Moonwatch – Full Set – $4850 Shipped

Omega - 310.30.42.50.01.001 · $4,850
This is a 2024 Omega Speedmaster Moonwatch, an iconic timepiece in its latest Hesalite configuration.

  • Condition: Excellent with minor hairline scratches on the clasp
  • Case size: 42mm
  • Crystal type: Hesalite
  • Movement type: Manual-wind Co-Axial Master Chronometer
Posted at
Apr 26, 2026, 1:05 PM
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[WTS] OEM Omega Speedmaster Rubber Strap & Deployant Small Size

OEM Omega Speedmaster Rubber Strap & Deployant Small Size

· $490
Additional Details: This is a well-maintained OEM Rubber and Deployant with minimal scratches on the deployant.

  • Condition: well-maintained
  • Lug width: 20mm
  • Shipping method: USPS priority
  • Shipping area: USA only
Posted at
Apr 26, 2026, 12:51 PM
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[WTS] Omega Speedmaster Day-Date "Triple Date" - Blue Dial - Ref. 3523.80.00 (Full Set)

Omega Speedmaster Day-Date "Triple Date" - Blue Dial - Ref. 3523.80.00 (Full Set)

Omega - 3523.80.00 · $2,800
The Omega Speedmaster Day-Date features a sunburst blue dial and is powered by the Omega Calibre 1151 movement, offering a chronograph, day-date-month apertures, and a 24-hour/day-night indicator in a classic 39mm case.

  • Condition: Excellent condition
  • Movement: Omega Calibre 1151 (Automatic Chronograph)
  • Power reserve: 44 Hours
  • Case diameter: 39mm
Posted at
Apr 26, 2026, 12:08 PM
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[WTS] Omega Speedmaster Schumacher’s 2001 F1 World Championship Limited Edition 3519.50.00 | Great Condition (Serviced) | $2750

Omega Speedmaster Schumacher’s 2001 F1 World Championship Limited Edition 3519.50.00 | Great Condition (Serviced) | $2750

Omega - 3519.50.00 · $2,750
The Omega Speedmaster Schumacher Limited Edition is a unique piece that captures the moment of Michael Schumacher's 2001 F1 World Championship, featuring a black carbon-fiber checkered dial and engraved caseback with Schumacher's signature. This 39mm stainless steel watch has an automatic Caliber 1152 movement with chronograph functionality and 44 hours power reserve. It is a proper collectible from Omega's early 2000s era.

  • Condition: Great Condition (Serviced)
  • Case Size: 39mm diameter
  • Bracelet Length: up to 19cm (7.5 inches)
  • Water Resistance: not specified
Posted at
Apr 25, 2026, 11:26 PM
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[WTS] Omega Speedmaster 50th anniversary (2025) - Full Set - $17,000

Omega Speedmaster 50th anniversary (2025) - Full Set - $17,000

Omega - 50th anniversary (2025) · $17,000
This Omega Speedmaster 50th anniversary watch is in excellent condition and has only been worn on the steel OEM bracelet. It comes with a full set, including box, booklets, warranty cards, spare links, and an additional Omega NATO strap.

  • Condition: Excellent
  • Bracelet condition: Steel OEM bracelet in excellent condition
  • Strap options: Omega NATO strap in grey and blue textile strap
Posted at
Apr 25, 2026, 10:12 PM
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[WTS] Omega Speedmaster Professional “Sapphire Sandwich” – Ref. 310.30.42.50.01.002 $6800 plus label

Omega Speedmaster Professional “Sapphire Sandwich” – Ref. 310.30.42.50.01.002 $6800 plus label

Omega - 310.30.42.50.01.002 · $6,800
This Omega Speedmaster Professional features a 'Sapphire Sandwich' design and comes with its box, warranty cards, and hang tag.

  • Condition: Pre-owned, noticeable wear on the polished case sides
  • Bracelet condition: light wear overall
Posted at
Apr 25, 2026, 9:38 PM
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[WTS] Omega Speedmaster Dark Side Of The Moon (DSOM) - ref. 310.92.44.50.01.001 $12,000 plus shipping label

Omega Speedmaster Dark Side Of The Moon (DSOM) - ref. 310.92.44.50.01.001 $12,000 plus shipping label

Omega - 310.92.44.50.01.001 · $12,000
This Omega Speedmaster Dark Side Of The Moon (DSOM) is in excellent condition, with minimal wear. It comes with a full set of accessories and includes a warranty card.

  • Condition: Like new
  • Box and papers: true
Posted at
Apr 25, 2026, 9:32 PM
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[WTS] Rare Vintage Omega Speedmaster Teutonic Ghost Gray Dial Bead Blasted Case Ref 145.0044 - German Market Exclusive

Rare Vintage Omega Speedmaster Teutonic Ghost Gray Dial Bead Blasted Case Ref 145.0044 - German Market Exclusive

Omega - 145.0044 · $2,795
A unique vintage Omega Speedmaster Teutonic ref 145.0040 designed for the German market in the early 1980s, featuring a bead-blasted case and gray dial.

  • Condition: Pre-owned, some wear
  • Case size: 42mm diameter
  • Bracelet length: up to 7.25 inches
  • Movement type: Manual wound Omega cal 861
Posted at
Apr 25, 2026, 9:21 PM
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