Omega Speedmaster Speedmaster Professional Missions Gemini XII
Reference 3597.10.00
About this watch
The Omega Speedmaster Professional Missions Gemini XII stands out as a beacon of excellence in the world of luxury watches. This limited edition timepiece, produced between 1997 and 1998, is a tribute to NASA's Gemini program and features a stunning design that whispers elegance without being loud. The sleek stainless steel case, black dial with stick indexes and dot markers, and tachymeter bezel all contribute to its timeless appeal. Powered by the Omega caliber 1861 movement, a hand-wound chronograph known for its reliability and precision, this watch is suitable for both everyday wear and special occasions. With only 200 units made, owning an Omega Speedmaster Gemini XII is like holding a piece of horological history. Its historical significance adds a layer of intrigue that few other watches can match, making it a must-have for collectors, space enthusiasts, and those who appreciate the finer things in life.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Limited edition of 200 units
- Omega caliber 1861 hand-wound chronograph movement
- 42mm diameter stainless steel case
- Black dial with stick indexes and dot markers
- Tachymeter bezel for measuring speed
- Water resistance of 50 meters
- 20mm lug width for versatility
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Missions Gemini XII
- Reference
- 3597.10.00
- 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 Moonphase Aventurine Dial 03/2025 Brand New - $10,650](https://preview.redd.it/9bqzm0vu6oye1.jpg?width=640&crop=smart&auto=webp&s=56795cca76c51a27492a9700a1f4cb6cf492a45d)
Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650
This Omega Speedmaster features an Aventurine dial and comes with a certificate of authenticity.
- Condition: Brand new
- Diameter: 42mm
![[WTS] Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)](https://preview.redd.it/hcf5emiczmye1.jpg?width=640&crop=smart&auto=webp&s=b12c54bc9abf6e7bf9ec94c4e7b1838498a4932b)
Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)
Uncle Seiko
- US1479
·
$140
A high-quality bracelet designed for Omega Speedmaster Professional watches, featuring a full bracelet, all links, and two clasps.
- Condition: Like new
- Includes: bracelet, links, pressure-based clasp, button-based clasp, Uncle Seiko bag, 2 x 20mm lugs
- Shipping: CONUS only
![[WTS] Omega Speedmaster. 38mm. Gorgeous lume. Ceramic bezel.](https://preview.redd.it/vqx4e43tnmye1.jpeg?auto=webp&s=f70ef2432b00b443366245d258d29f91d8efd44c)
Omega Speedmaster. 38mm. Gorgeous lume. Ceramic bezel.
A 38mm Omega Speedmaster with a gorgeous lume and grey dial, featuring a ceramic bezel.
- Case size: 38mm diameter
- Band material: AM strap
FSOT- Omega Speedmaster Triple Date Slate Blue Dial
A 38mm Omega Speedmaster Triple Date with a slate blue dial, keeping great time and functioning as it should. The watch features a sapphire crystal, perfect bezel, and original Omega buckle.
- Condition: Very nice, with a few tiny inclusions on the case
- Diameter: 38mm
- Case size: reduced speedy case size
- Lug width: 18mm
Omega Speedmaster Reduced White Dial Automatic 3510.2000
A stainless steel Omega Speedmaster Reduced White Dial Automatic watch, with a mechanical automatic movement and chronograph function.
- Condition: 90%
- Case size: 38mm
- Movement type: Mechanical Automatic
![[WTS] Omega Speedmaster Aventurine Moonphase Date | Fresh Service by Omega w/New OEM integrated strap & clasp](https://preview.redd.it/rnx7v9wmmlye1.jpg?width=640&crop=smart&auto=webp&s=aa4b41574f3146ff360321f799068e613429bd26)
Omega Speedmaster Aventurine Moonphase Date | Fresh Service by Omega w/New OEM integrated strap & clasp
A beautiful Omega Speedmaster Aventurine Moonphase Date watch that features a stunning aventurine dial, moonphase display, and date function.
- Condition: Like new, serviced by Omega
- Case material: oak color
- Case size: not specified
- Dial material: aventurine
![[WTS] Omega Speedmaster Automatic MK40 Day Date Ref 3520.53- Serviced](https://preview.redd.it/ijtjy0rxflye1.png?width=640&crop=smart&auto=webp&s=d12ae77d038b325e733fa0feebd65afb801b9108)
Omega Speedmaster Automatic MK40 Day Date Ref 3520.53- Serviced
A Omega Speedmaster Automatic MK40 Day Date Ref 3520.53, one of the coolest Speedmaster variants, featured in A Man and His Watch.
- Condition: Pre-owned, with wear and dings on the bezel, insert, and case
- Servicing: $875, serviced at a local professional
- Size: 39mm diameter
- Power reserve: 44 hour power reserve
![[WTS] OMEGA SPEEDMASTER RALLY DEPLOYANT STRAP + DEPLOYANT](https://preview.redd.it/watlj37n4iye1.jpg?width=640&crop=smart&auto=webp&s=4a029afa3bb012bc736518effe24fc2649d6b379)
OMEGA SPEEDMASTER RALLY DEPLOYANT STRAP + DEPLOYANT
This Omega Speedmaster Professional Rally Leather strap features a deployant clasp and has a lug end of 20mm that tapers to 18mm at the clasp end.
- Strap Width At Lug End: 20mm
- Strap Width At Clasp End: 18mm
![[WTS] Omega Speedmaster Blue Side of the Moon 304.93.44.52.03.001](https://preview.redd.it/2jz3fd8u5gye1.jpg?width=640&crop=smart&auto=webp&s=80949fe2cd4fe944ebc781b0e90e983b390c5fd0)
Omega Speedmaster Blue Side of the Moon 304.93.44.52.03.001
This Omega Speedmaster Blue Side of the Moon is in excellent condition, with no significant wear on the case and all chrono features working properly.
- Condition: Superb shape with small nick on the back lug and signs of wear on the strap
- Water resistance: 50m
- Case condition: Superb shape
- Strap condition: Signs of wear