Omega Speedmaster Speedmaster Professional Missions Gemini VI

Reference 3597.04.00

About this watch

The Omega Speedmaster Professional Missions Gemini VI is a masterpiece of luxury watchmaking. This limited edition timepiece celebrates the Gemini VI space mission with its striking black dial and stainless steel case measuring 42mm in diameter. The plexi glass adds a vintage charm, while the tachymeter bezel offers a sporty touch. At the heart of this watch lies the Omega caliber 1861, a hand-wound chronograph movement renowned for its reliability and precision. With a power reserve of 48 hours and a frequency of 21,600 vibrations per hour, it keeps time admirably. The small seconds, hours, and minutes hands offer a traditional analog display that harkens back to the original Speedmaster models. The Omega Speedmaster Professional Missions Gemini VI is not just a watch; it's a piece of history, a testament to Omega's dedication to quality and innovation.

Buy Now on Jomashop

This is an affiliate link

Key Features

Omega caliber 1861 movement
42mm stainless steel case
Plexi glass with vintage charm
Tachymeter bezel for measuring speed
Limited edition of 200 units
50m water resistance
Traditional analog display

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Missions Gemini VI

Reference

3597.04.00

Movement

1861

Movement Features

Small Seconds, Hours, Minutes
Chronograph

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Plexi

Water Resistance

Current Listings

Omega Speedmaster Rattrapante Split Seconds 3540.50 - Carbon Dial - $2600 SHIPPED

Omega - 3540.50 · $2,600

This Omega Speedmaster Rattrapante Split Seconds features a rare reference with a rattrapante (split-seconds) chronograph and a robust automatic movement. The watch has a 42mm diameter and a beautiful 3D Carbon Dial.

Condition: Good condition with light scratches on the case, bezel and bracelet.
Case Size: 42mm
Dial Material: Carbon

Posted at

Oct 23, 2025, 8:01 PM

Active

View listing on r/WatchExchange

Omega Speedmaster. Mother of pearl dial. 39mm. Sapphire Crystal. Automatic. Olympics Special Edition.

Omega - Speedmaster · $2,295

This Omega Speedmaster is a 39mm automatic watch featuring a mother of pearl dial and sapphire crystal. It's an Olympics Special Edition model.

Condition: Clean
Diameter: 39mm
Case material:
Movement: Automatic

Posted at

Oct 23, 2025, 7:27 PM

Active

View listing on r/WatchExchange

BNIB 2025 OMEGA Speedmaster Moonwatch Professional 310.30.42.50.01.001 Full Set 5 Year Warranty

OMEGA - 310.30.42.50.01.001 · $6,300

A brand new, unworn OMEGA Speedmaster Moonwatch Professional with a full set of accessories and a 5-year factory warranty.

Condition: New, unsized/unworn
Size: 42mm diameter
Year: 2025
Warranty: 5 year factory warranty

Posted at

Oct 23, 2025, 7:23 PM

Active

View listing on r/WatchExchange

Reduced Price! Omega Speedmaster “Triple Date” 3521.30.00 – Fully Overhauled by Omega Service Center (Jan 2025) – $2,175 OBO Shipped (CONUS)

Omega - 3521.30.00 · $2,175

For sale is my Omega Speedmaster Chronograph 'Triple Date' (Ref. 3521.30.00), a fully overhauled timepiece with excellent condition and functionality.

Condition: Excellent post-service condition — running perfectly
Case Material: stainless steel
Case Size: 39mm diameter
Lug Width: 18mm

Posted at

Oct 23, 2025, 2:49 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Apollo 17 45th Anniversary (2-yr warranty) Ref: 311.30.42.30.03.001

Omega - 311.30.42.30.03.001 · $7,600

This Omega Speedmaster Apollo XVII is a limited edition watch commemorating the 45th anniversary of the final moon landing in 1972, featuring a polished blue ceramic dial and stainless steel case.

Condition: Very good condition with slight imperfections on the dial
Case Diameter: 42mm
Water Resistance: 50m / 167ft
Movement Type: Manual-Winding Chronograph Movement

Posted at

Oct 23, 2025, 9:37 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Moonwatch Professional Moonshine Gold 42mm Complete Set 310.62.42.50.99.001

Omega - 310.62.42.50.99.001 · $23,895

This Omega Speedmaster Moonwatch Professional features a 18kt moonshine gold case with a gold and black dial, anti-magnetic co-axial escapement, and comes in its original box and papers.

Condition: Excellent condition with little to no signs of wear
Movement: Mechanical (Automatic)
Case Size: 42mm diameter
Water Resistance: 50m depth rating

Posted at

Oct 23, 2025, 8:43 AM

Active

View listing on r/WatchExchange

Omega Speedmaster 311.93.44.51.99.001 Grey Side of the Moon 2018 Year

Omega - 311.93.44.51.99.001 · $8,000

This Omega Speedmaster Grey Side of the Moon is a 2018 model, featuring a pre-owned watch in excellent condition with minimal scratches.

Condition: Preowned, minor hairline scratches and possibly a clean crystal with marks under strong magnification
Year: 2018
Shipping method: FedEx, insured, 2-day shipping

Posted at

Oct 23, 2025, 1:25 AM

Active

View listing on r/WatchExchange