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
- 50
Current Listings
![[WTS] Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )](https://preview.redd.it/4b7hl8wpskvg1.jpg?width=640&crop=smart&auto=webp&s=d61a655e5efec2f16687575abe347ddc45ee2b3d)
Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )
Up for sale is an excellent condition Omega Speedmaster Moonwatch Professional Chronograph 1861 42mm Hesalite, reference # 3570.50.00.
- Condition: Excellent condition
- Case size: 42mm diameter
- Movement type: Omega Calibre Movement
- Year of production: 2007
![[WTS] Omega Speedmaster Date 3513.30 $2,200](https://preview.redd.it/u9o80mn18kvg1.jpg?width=640&crop=smart&auto=webp&s=97f76819a6c24ad6ce6fcdd2c567093c58b6a681)
Omega Speedmaster Date 3513.30 $2,200
The Omega Speedmaster Date features a clean sunburst textured silver dial and runs on the Omega 1152, Valjoux 7750 date automatic chronograph with in-house branding. It has a classic polished bezel and an unmistakable Speedmaster design language.
- Condition: Preowned - Good
- Box and papers included: Yes
- Wrist size compatibility: up to max 7.75 inch
![[WTS] Omega Speedmaster 40 3211.31](https://preview.redd.it/ggiacpy18kvg1.jpg?width=640&crop=smart&auto=webp&s=a0ad3b83af045d4a2f35c982410cbb8f73a655bd)
Omega Speedmaster 40 3211.31
This is an Omega Speedmaster 40mm watch, a popular choice for its sleek design and reliable movement.
- Condition: Minor scratch on crystal
- Case diameter: 40mm
![[WTS] Omega Speedmaster Sedna Gold,New 2026, 22k](https://preview.redd.it/0w6v38kz5kvg1.jpg?width=640&crop=smart&auto=webp&s=aa7499e66ba141c7c2d769d45270dcd72fa03570)
Omega Speedmaster Sedna Gold,New 2026, 22k
A brand new Omega Speedmaster Sedna Gold, reference number 310.63.42.50.01.001.
- Condition: New
- Serial Number: 310.63.42.50.01.001
- Warranty Years: 2 (2026-2028)
- Box And Papers: true
![[WTS] 2025 Omega Speedmaster Sedna Gold 310.60.42.50.01.001 — Like New Condition, Box & Papers](https://preview.redd.it/ucn3koapzfvg1.jpeg?auto=webp&s=4ea0c5e661c22c8a1eeb727ce4f08a54d99f8bab)
2025 Omega Speedmaster Sedna Gold 310.60.42.50.01.001 — Like New Condition, Box & Papers
The Omega Speedmaster Sedna Gold is a modern take on the iconic Moonwatch design, featuring Sedna gold and a rich black dial with contrasting subdials. It's powered by a manual-wind movement that blends classic heritage with modern performance.
- Condition: Like new, small ding on bezel near 12 o'clock
- Box Papers: Yes
- Movement: Master Chronometer manual-wind
![[WTS] Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031](https://preview.redd.it/l8rkifzs1hvg1.jpg?width=640&crop=smart&auto=webp&s=c4a7cdf54a05c502cbd7b4d79225cbef91384b97)
Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031
This is a rare 'fresh' example of the Omega Speedmaster Racing series, purchased from an AD in Japan on January 20, 2026, and featuring a black dial with silver sub-dials.
- Condition: Mint, with minor scuff on clasp
- Case size: 40mm diameter
- Movement: Omega Calibre 3330, Co-Axial Chronometer with Si14 Silicon Balance Spring
- Power reserve: 52 hours
![[WTS] Omega Speedmaster Date 3211.31.00 — Panda Dial — Big Seahorse Caseback — Fresh Service — $2599 Shipped (Tariff Covered)](https://preview.redd.it/z84zwzdrpgvg1.jpg?width=640&crop=smart&auto=webp&s=b01c140ac60fa6a2abe41e172455e8387383b07f)
Omega Speedmaster Date 3211.31.00 — Panda Dial — Big Seahorse Caseback — Fresh Service — $2599 Shipped (Tariff Covered)
Up for sale is an Omega Speedmaster Date featuring a clean silver ‘panda’ dial with black subdials and subtle red accents. The stainless steel case measures 40mm in diameter, approximately 46mm lug-to-lug, ~15mm thickness, and 20mm lug width.
- Condition: pre-owned, unpolished case with honest wear
- Case size: 40mm diameter
- Lug-to-lug length: 46mm
- Thickness: ~15mm
![[WTS] Chocolate Omega Speedmaster Moonphase Two Tone](https://preview.redd.it/w9uqbx13fgvg1.jpg?width=640&crop=smart&auto=webp&s=9385eace04199835652e53045218188187342899)
Chocolate Omega Speedmaster Moonphase Two Tone
A two-tone Omega Speedmaster Moonphase with a chocolate dial, featuring the Cal 9904 movement.
- Condition: very good condition with some normal wear
- Movement: Cal 9904
- Size: 44mm diameter
![[WTS] Omega Speedmaster Reduced. 3510.50.](https://preview.redd.it/3aky6g5ypfvg1.jpeg?auto=webp&s=b5e2aa4466c8fde19a40d56987d9287bcc3d9a30)
Omega Speedmaster Reduced. 3510.50.
This Omega Speedmaster Reduced is being sold in good condition and has an aftermarket strap. The watch comes with shipping from NJ USA.
- Condition: Clean, runs well
- Strap: Aftermarket strap