Fortis Cosmonaut Spacematic Classic

Reference 623.10.41

About this watch

The Fortis - 623.10.41 Spacematic Classic is a masterpiece that embodies the spirit of adventure and precision. This watch is not just a time-telling device, but a tribute to the legacy of space exploration, marrying functionality with classic aesthetics. Its striking black dial exudes an air of sophistication, while its round shape and polished stainless steel case convey durability and elegance. The ETA caliber 2836-2 movement powers this timepiece, boasting a power reserve of up to 38 hours and operating at a frequency of 28,800 vibrations per hour. This limited edition watch is a collector's item, with only 2012 units produced, making it a highly sought-after piece among watch enthusiasts. The Spacematic Classic is water-resistant up to 200 meters, features a sapphire glass for added durability, and boasts day and date complications, making it the perfect companion for any adventure.
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Key Features

  • Automatic ETA caliber 2836-2 movement
  • Water-resistance up to 200 meters
  • Sapphire crystal glass
  • Day and date complications
  • Limited edition of 2012 units produced
  • Polished stainless steel case
  • Black dial with Arabic numerals

Specifications

Brand
Fortis
Family
Cosmonaut
Model
Spacematic Classic
Reference
623.10.41
Movement
2836-2
Movement Features
  • Hours, Minutes, Seconds
  • Date, Day
Case
Stainless Steel 40mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
200

Current Listings

[WTS] Fortis Official Cosmonaut GMT 611.22.148. priced to move.

Fortis Official Cosmonaut GMT 611.22.148. priced to move.

Fortis - 611.22.148 · $1,100
A 1990s Fortis Cosmonaut GMT with a mix of vintage charm and modern build quality, featuring a stainless steel case, ETA 2893-2 movement, and bidirectional bezel.

  • Condition: used, good for a 90s reference
  • Case dimensions: 39 x 10.5 x 45mm
  • Lug width: 20mm
  • Movement: ETA 2893-2
Posted at
Dec 28, 2025, 3:09 PM
Active
[WTS] Fortis Classic Cosmonauts Ceramic p.m. w/ boxes

Fortis Classic Cosmonauts Ceramic p.m. w/ boxes

This Fortis Classic Cosmonauts watch features a matte black dial and is powered by the Valjoux 7750 movement. The watch has a ceramic bezel and a sapphire crystal.

  • Condition: Excellent
  • Movement: Valjoux 7750
  • Case diameter: 42mm
  • Case height: 15mm
Posted at
Dec 26, 2025, 3:31 PM
Active