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. 39mm. Special Dial.

Omega Speedmaster. 39mm. Special Dial.

Omega - Speedmaster · $2,250
This Omega Speedmaster is an automatic watch with a special dial and 39mm case size.

  • Diameter: 39mm
  • Movement: Automatic
Posted at
Feb 28, 2026, 11:13 AM
Active
[WTS] - Omega Speedmaster Professional 1861 Bracelet

- Omega Speedmaster Professional 1861 Bracelet

This is a stainless steel bracelet for the Omega Speedmaster Professional 1861 watch, sold in pristine condition with all links and screws included.

  • Condition: Pristine
  • Bracelet material: stainless steel
Posted at
Feb 28, 2026, 10:09 AM
Active
[WTS] Omega Speedmaster Racing 44.25mm New. Reference 329.30.44.51.06.001. Full kit, shipping, inner and outer boxes, hang tag, manuals. 12/27/2025 warranty card. $7750 shipped from Orlando, Florida.

Omega Speedmaster Racing 44.25mm New. Reference 329.30.44.51.06.001. Full kit, shipping, inner and outer boxes, hang tag, manuals. 12/27/2025 warranty card. $7750 shipped from Orlando, Florida.

This Omega Speedmaster Racing features a large case size of 44.25mm, making it a statement piece for any watch collector. The watch comes with a full kit, including shipping, inner and outer boxes, hang tag, manuals, and a warranty card valid until 12/27/2025.

  • Condition: New
  • Case Size: 44.25mm
Posted at
Feb 27, 2026, 5:32 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega - 145.022-69 · $5,250
This Omega Speedmaster Moonwatch presents beautifully in full steel, showcasing a strong and sharp case with thick lugs that retain their original shape. The tritium lume remains reactive under UV light, confirming its authenticity.

  • Case size: 42mm
  • Year: 1969
  • Bezel condition: ghost tone
Posted at
Feb 27, 2026, 12:41 PM
Active
[WTS] Omega reverse panda Speedmaster Full Set $10,300 including CONUS shipping 310.30.42.50.01.004

Omega reverse panda Speedmaster Full Set $10,300 including CONUS shipping 310.30.42.50.01.004

Omega - 310.30.42.50.01.004 · $10,300
For sale is the new Speedmaster reverse panda, which comes with full links, all boxes, and warranty card.

  • Condition: excellent
  • Water Resistance: 50m depth rating
Posted at
Feb 27, 2026, 12:08 PM
Active
[WTS] 2021 Omega 42mm 310.30.42.50.01.001 Speedmaster Moonwatch - $5,900

2021 Omega 42mm 310.30.42.50.01.001 Speedmaster Moonwatch - $5,900

The watch is described as a 2021 Omega Speedmaster Moonwatch Chronograph with a stainless steel black dial and Hesalite crystal.

  • Condition: Excellent overall condition
  • Box And Papers: Yes
  • Warranty Period: 5 years
  • Bracelet Size: 8.25inch wrist (Full Links)
Posted at
Feb 27, 2026, 11:58 AM
Active
[wts] Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 Strap Bracelet 2025 LNIB

Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 Strap Bracelet 2025 LNIB

Omega - 310.32.42.50.02.001 · $14,900
For sale is a like new Omega Speedmaster Silver Snoopy, complete with unworn blue rubber strap, all 3 cards, and original Omega bracelet.

  • Condition: Like New in Box (LNIB)
  • Strap: blue rubber strap
  • Bracelet: original Omega bracelet
  • Warranty Card Date: 2/2025
Posted at
Feb 27, 2026, 11:45 AM
Active
[WTS] Omega Speedmaster. Moonphase. Gorgeous Dial. Clean.

Omega Speedmaster. Moonphase. Gorgeous Dial. Clean.

Omega · $4,895
A crisp and clean Omega Speedmaster with a gorgeous blue dial and moonphase functionality. The watch runs strong and has good legibility.

  • Condition: Clean
  • Diameter: 42mm
Posted at
Feb 27, 2026, 11:25 AM
Active
[WTS] Omega Speedmaster Split‑Seconds Chronograph 35405000 dial – Box / Papers

Omega Speedmaster Split‑Seconds Chronograph 35405000 dial – Box / Papers

  • Dial condition: split-second chronograph dial
Posted at
Feb 27, 2026, 11:14 AM
Active