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 Speedmaster Moonphase

Omega - 304.30.44.52.01.001 · $8,000

This Omega Speedmaster Moonphase is a new piece purchased by the original buyer in December 2023 and overhauled at an Omega service center in November 2024.

Condition: Excellent, fully overhauled
Case diameter: 44mm
Bracelet condition: Scratches (light polish needed)
Included items: box, papers, original receipt, sailcloth strap from Artem

Posted at

Dec 11, 2025, 8:15 PM

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Omega Speedmaster Moonwatch Green Dial Sedna Gold 310.60.42.50.10.001

Omega - 310.60.42.50.10.001 · $33,000

The Omega Speedmaster Moonwatch features a 42mm case in Sedna gold with a sun-brushed green dial and gold hands & indexes.

Condition: Excellent, barely worn
Case size: 42mm diameter
Bracelet material: Sedna gold
Water resistance: null

Posted at

Dec 11, 2025, 4:40 PM

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Omega Speedmaster Moonwatch Two-Tone Sedna Gold 310.20.42.50.99.001

Omega - 310.20.42.50.99.001

No description provided in the title or additional details.

Case material: Two-Tone Sedna Gold

Posted at

Dec 11, 2025, 4:27 PM

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Omega Speedmaster Day Date Panda 323.30.40.40.04.001 40mm

Omega - 323.30.40.40.04.001 · $3,299

A vintage-inspired Omega Speedmaster Day Date Panda watch, featuring a 40mm case size.

Bracelet length: 7.5 inches

Posted at

Dec 11, 2025, 3:08 PM

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2024 Speedmaster -First Omega in Space - 310.30.40.50.06.001 - full kit - factory warranty - very good condition

Omega - 310.30.40.50.06.001

This is a 2024 Speedmaster, the first Omega in space.

Condition: very good condition
Warranty: factory warranty

Posted at

Dec 11, 2025, 1:00 PM

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2024 Omega Speedmaster Moonphase 🌙 - Box and Papers

Omega - 304.33.44.52.03.001 · $6,500

2024 Omega Speedmaster Moonphase with a 44.25mm stainless steel case, blue sun-brushed dial and ceramic bezel.

Condition: Really nice used condition with a few very light marks and minor wear on the box
Case size: 44.25mm diameter
Movement: 9904
Power reserve: 60 hours

Posted at

Dec 11, 2025, 8:17 AM

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Omega Speedmaster Professional 42mm 310.30.42.50.01.001 | 2024 Complete Set w/ Extra Straps

Omega - 310.30.42.50.01.001 · $5,500

This Omega Speedmaster Professional is a 2024 model featuring a 42mm Hesalite crystal. It comes in a complete set with extra straps.

Condition: Fair Pre-Owned Condition with Micro-Scratches on Crystal and wear present on clasp, bracelet, and polished parts of case
Case Size: 42mm diameter
Movement: Master Chronometer

Posted at

Dec 10, 2025, 10:56 PM

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Omega Speedmaster CK2998 Limited Edition “Blue Panda” - Full Set - Price Reduced!

Omega - 311.33.40.30.02.001 · $6,695

This Omega Speedmaster CK2998 Limited Edition 'Blue Panda' is a striking modern take on the classic model, featuring a 40mm stainless steel case and opaline silver dial with blue subdials. It's powered by the manual winding OMEGA calibre 1861 and comes in a complete set with various accessories.

Condition: Excellent, barely worn
Case size: 40mm
Movement type: Manual winding

Posted at

Dec 10, 2025, 7:21 PM

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Omega Speedmaster FOIS | 310.30.40.50.06.001 | Complete Box & Papers 2024 | $6,899 Shipped

Omega - 310.30.40.50.06.001 · $6,899

Up for sale is an Omega Speedmaster “First Omega in Space” (FOIS) — Ref. 310.30.40.50.06.001, purchased in 2024. This model pays homage to the Speedmaster worn by astronaut Walter Schirra during the Mercury-Atlas 8 mission and remains one of the most historically faithful modern Speedmaster references.

Condition: Excellent/near-mint
Year Bought: 2024
Original Msrp: 8900
Includes: Complete Omega Inner & Outer Box, Warranty Card, Pictogram Card, Master Chronometer Card, Omega Travel Case, Cleaning Cloth, Instruction Booklets, Hang Tag

Posted at

Dec 10, 2025, 7:20 PM

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