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
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The Omega Speedmaster Aventurine Blue Side of the Moon is a beautiful watch that appears to be well-maintained, coming complete with double box and booklets.
- Condition: Great shape with limited to no signs of wear on the case
Omega Snoopy Speedmaster 310.32.42.50.02.001
This Omega Silver Snoopy Speedmaster is a brand-new Ref 310.32.42.50.02.001, complete with accessories.
- Condition: Brand new
- Box: double box
- Accessories: includes loupe, special booklet, regular booklet, serial tag, 3 cards with warranty stamped and dated 2/26/2025
Omega Speedmaster Moonwatch Moonshine!
Omega Speedmaster Moonwatch Professional in Moonshine Gold, 42mm case size.
- Condition: Great condition with very light wear
- Case Size: 42 mm
- Box Contents: Big box, special booklet, regular booklet, full links, warranty card

Omega Speedmaster Moon Chrono 311.30.42.30.01.005, 42 mm, Hesalite, Complete 2021
This Omega Speedmaster Moon Chrono is a manual-winding chronograph movement with Rhodium-plated finish, featuring a black dial and 48 hours power reserve. It has a stainless steel case and bracelet with deployment buckle.
- Condition: Near mint condition
- Case diameter: 42 mm
- Between lugs: 20 mm
- Thickness: 13.8 mm
Omega Speedmaster Moonwatch Two Counters 311.33.44.51.01.001 Like New
This Omega Speedmaster Moonwatch Two Counter is in pristine condition, with a new-feeling strap and included accessories such as the full box set, pictogram card, and serialized hang tag.
- Condition: Like new
- Box set included: true
- Strap included: false
Omega Speedmaster Automatic Chronograph Date 3813.53
This Omega Speedmaster Automatic Chronograph Date is a stainless steel watch with a mechanical automatic movement.
- Condition: 85%
- Model: Speedmaster Automatic Chronograph Date
- Size: 39mm diameter
- Functions: Chronograph,Date

Omega FOIS Speedmaster Moonwatch B+P Warranty
This Omega Speedmaster Moonwatch is a First Omega In Space (FOIS) edition with a blue-grey dial and black anodized aluminum bezel. It features a stainless steel case and brush-polished outer link bracelet.
- Condition: Near Mint, 96%
- Case size: 39.7mm
- Movement: 3861 manual winding
- Power reserve: 50 hours
Omega Speedmaster Moonwatch "Sapphire Sandwich" - 310.30.42.50.01.002 - EXC
This Omega Speedmaster Moonwatch features a 42mm stainless steel case and black dial. It is powered by a manual winding movement and comes with various accessories, including an Omega box set and instruction manual.
- Condition: Pre-Owned Excellent
- Case Size: 42mm
- Bracelet Type: Stainless Steel
- Movement: Manual Winding

2000 Omega Speedmaster 'Reduced' Ref. 3510.50
The Omega Speedmaster 'Reduced' Ref. 3510.50 is a great entry into the Omega family, measuring at 39mm with a good condition bracelet, case, and bezel.
- Condition: Excellent(little to no wear)
- Year: 2000
- Movement: Automatic
- Case width: 39mm diameter