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] BNIB Omega Speedmaster Professional White Dial

BNIB Omega Speedmaster Professional White Dial

Omega - 310.30.42.50.05.001 · $7,000
The Omega Speedmaster Professional features a white dial and is powered by the Master Chronometer Omega Cal. 3861 movement.

  • Condition: 10/10 condition, perfect
  • Msrp: $8,700
  • Movement: Master Chronometer Omega Cal. 3861
  • Case size: 42mm
Posted at
Feb 15, 2026, 1:31 PM
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[WTS] Omega Speedmaster Reduced Schumacher 2700$

Omega Speedmaster Reduced Schumacher 2700$

Omega - 3510.12 · $2,700
The Omega Speedmaster Reduced features a striking yellow dial and a 39mm case, one of the most wearable Speedmaster sizes.

  • Condition: nice condition with no noticeable wear signs
  • Case size: 39mm
  • Movement: automatic
Posted at
Feb 15, 2026, 12:25 PM
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[WTS] Omega Speedmaster - Dark Side of the Moon Vintage Edition - RARE

Omega Speedmaster - Dark Side of the Moon Vintage Edition - RARE

Omega - 311.92.44.51.01.006 · $6,600
A rare Omega Speedmaster Dark Side of the Moon Vintage Edition with a black ceramic case and coaxial movement.

  • Condition: Nearly perfect
  • Case Diameter: 44mm
  • Lug To Lug Length: 49mm
  • Watch Weight: 99 grams
Posted at
Feb 15, 2026, 10:50 AM
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[WTS] Omega Speedmaster Date 3513.50

Omega Speedmaster Date 3513.50

Omega - 3513.50 · $1,850
A neo-vintage automatic chronograph with classic Speedmaster looks, powered by the Omega caliber 1152, and offering a perfect balance between sporty and dressy styles.

  • Condition: Very good overall condition
  • Movement: Omega caliber 1152 (ETA 7750-based)
  • Case Material: Stainless steel
  • Bezel Material: Stainless steel
Posted at
Feb 14, 2026, 8:33 PM
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[WTS] Omega Speedmaster Professional - Sapphire - AD B&P/Receipt - 3861

Omega Speedmaster Professional - Sapphire - AD B&P/Receipt - 3861

Omega - Speedmaster Professional
The listing appears to be for an Omega Speedmaster Professional Sapphire, a high-end watch model.

Posted at
Feb 14, 2026, 7:19 PM
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[WTS] Omega Speedmaster Hesalite 3186 310.30.42.50.01.001

Omega Speedmaster Hesalite 3186 310.30.42.50.01.001

Omega - 3186-310.30.42.50.01.001 · $12,500
  • Hesalite crystal: true
Posted at
Feb 14, 2026, 5:51 PM
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[WTS] Omega Speedmaster w/ white gloss lacquer dial [ Ref. 310.30.42.50.04.001 ]

Omega Speedmaster w/ white gloss lacquer dial [ Ref. 310.30.42.50.04.001 ]

Omega - 310.30.42.50.04.001 · $7,100
Up for sale is this Omega Speedmaster Moonwatch Professional with the white gloss lacquer dial, a full set including the Omega box and warranty card dated 2024.

  • Condition: Great pre-owned condition
  • Material: metal
Posted at
Feb 14, 2026, 1:09 PM
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[WTS] Omega Speedmaster Reverse Panda dial [ Ref. 310.30.42.50.01.004 ]

Omega Speedmaster Reverse Panda dial [ Ref. 310.30.42.50.01.004 ]

Omega - 310.30.42.50.01.004 · $10,600
Up for sale is this Omega Speedmaster Moonwatch Professional with the reverse panda dial. It comes as a full set, including the Omega box and other accessories.

  • Condition: Mint condition, worn a handful of times
  • Included Accessories: Omega box, outer box, warranty card, Chronometer card, hangtag, user manual, booklet
  • Location: Carlsbad, CA
Posted at
Feb 14, 2026, 12:28 PM
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[WTS] Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega - 311.93.44.51.99.001 · $7,650
Omega Speedmaster Grey Side Of The Moon watch features a grey dial and 44mm case.

  • Condition: Great, with a small chip on the case back
  • Case size: 44mm diameter
  • Materials: Titanium ceramic
Posted at
Feb 14, 2026, 11:59 AM
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