Omega Speedmaster Speedmaster Professional Missions Gemini XI

Reference 3597.09.00

About this watch

The Omega Speedmaster Professional Missions Gemini XI, with its reference number 3597.09.00, is a piece of horological history that embodies the spirit of adventure and precision that Omega is renowned for. This limited edition, produced between January 1997 and July 1998, features a striking black dial, a robust stainless steel case, and a legendary Omega caliber 1861 movement. With only 200 units produced, this watch is a true collector's item and a testament to Omega's commitment to excellence and innovation.

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Key Features

Omega Caliber 1861 Hand-Wound Movement
42mm Stainless Steel Case with Plexiglass Crystal
Tachymeter Bezel for Precise Measurements
Limited Edition of Only 200 Units Produced
50m Water Resistance Suitable for Light Swimming
Stainless Steel Bracelet with 20mm Lug Width
Iconic Design that Stands the Test of Time

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Missions Gemini XI

Reference

3597.09.00

Movement

1861

Movement Features

Small Seconds, Hours, Minutes
Chronograph

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Plexi

Water Resistance

Current Listings

Omega 20mm OEM Integrated Speedmaster Moonwatch Professional Black Rubber Strap (Sold Out) & Omega OEM Deployant Clasp

Omega - 032Z017245 · $575

A black rubber strap for the Omega Speedmaster Professional, featuring curved ends and a 20mm width. It is no longer available at Omega AD or online.

Strap Ref: 032Z017245 (Black Rubber, curved ends, 20mm/16mm)
Clasp Ref: 94521633 (Omega OEM Stainless Steel Deployant/16mm)
Fitment: Speedmaster Professional (20mm lug)

Posted at

Dec 1, 2025, 4:48 PM

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[US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

Omega - 3551.20.00 · $4,250

This Omega Speedmaster Broad Arrow features a white dial, 42mm case size, and comes as a full set including the watch, box, both manual, and triple cards.

Condition: Fantastic condition with only minor hairlines
Case diameter: 42mm
Bracelet condition: minor hairlines

Posted at

Dec 1, 2025, 8:25 AM

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2025 OMEGA SPEEDMASTER WHITE DIAL, LIKE NEW FULL SET $7,350 USD + shipping

OMEGA - 2025 · $7,350

The Omega Speedmaster White Dial 2025 features a clean white dial, sapphire crystal, and classic stainless steel case and bracelet.

Condition: Like new
Year: 2025
Case material: stainless steel
Bracelet material: stainless steel

Posted at

Nov 30, 2025, 6:11 PM

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Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega - 145.022-69 · $15,150

This is a 1969 Omega Speedmaster Moonwatch with a tropical brown dial featuring a deep, even transformation with heavy yellow patina across all indices and matching hands. The watch has been professionally serviced and runs properly.

Condition: Beautiful condition
Size: 42mm diameter
Year: 1969
Case back: Flat case back

Posted at

Nov 30, 2025, 4:23 PM

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1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

Omega - 3590.50 · $4,199

This is a 1991 Omega Speedmaster Moonwatch with a caliber 861 movement and excellent tritium dial. The watch appears to be in great condition with original hands and an original Omega hesalite crystal.

Condition: Excellent vintage condition
Movement: Caliber 861
Serial number: 482774XX
Bracelet size: adjusts to fit up to 7.5 inch wrist

Posted at

Nov 30, 2025, 3:32 PM

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Omega Speedmaster Professional Moonwatch 310.30.42.50.01.001 – Unworn, FULL SET – $5,900 (Shipped CONUS)

Omega - 310.30.42.50.01.001 · $5,900

This is an Omega Speedmaster Professional Moonwatch with a manual-wind Master Chronometer movement and legendary 'Moonwatch' design in a 42mm stainless steel case.

Condition: Unworn, excellent condition
Movement type: Manual-wind
Case material: 42mm stainless steel
Bracelet included: Yes, original bracelet with all links

Posted at

Nov 30, 2025, 3:21 PM

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Omega Speedmaster First Omega in Space (FOIS) Numbered Edition

Omega - 311.32.40.30.01.001 · $4,600

This Omega Speedmaster First Omega in Space has been modified to resemble the Ed White Speedmaster and comes with all original parts for easy conversion. It's a numbered edition from 2020, featuring a genuine Omega 321 handset, Broad Arrow dial, and spiral winder sapphire case back.

Condition: Very good condition, with minimal signs of wear.
Handset type: Genuine Omega 321
Dial type: Genuine Omega 'Broad Arrow'
Case back material: Sapphire

Posted at

Nov 30, 2025, 2:25 PM

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Forstner Model O for Omega Speedmaster Professional- $100 Shipped

· $100

A 20mm Forstner Model O bracelet is available for the Omega Speedmaster. It features excellent build quality and a great taper from 20 mm to 16 mm at the clasp, with a spring-link providing comfortable wrist expansion.

Compatible models: 1861 and earlier
Dimensions: 20mm diameter (clasp 16mm)
Taper: from 20 mm to 16 mm at the clasp

Posted at

Nov 30, 2025, 2:04 PM

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