Fortis Cosmonaut Official Cosmonauts Day-Date Mars 500

Reference 647.28.13

About this watch

The Fortis Cosmonaut 647.28.13 is a remarkable watch that blends functionality, style, and rich history. Crafted from titanium, this timepiece exudes strength and durability while its PVD coating adds scratch resistance and a sleek modern look. The black dial features Arabic numeral indexes, making it easy to read at a glance. Protected by sapphire crystal with anti-reflective properties, the watch is both aesthetically pleasing and practical for everyday wear. At its core lies the ETA caliber 2836-2 automatic movement, delivering precision timekeeping with a frequency of 28,800 vibrations per hour and a power reserve of 38 hours. This limited edition watch of just 500 units commemorates the Mars 500 project, an ambitious simulation to study the effects of a manned mission to Mars. With its robust design, reliable movement, and practical features, it's perfect for adventurers and watch enthusiasts alike.
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Key Features

  • Titanium case with PVD coating
  • ETA caliber 2836-2 automatic movement
  • 200m water resistance
  • 42mm diameter x 12mm height
  • Limited edition of 500 units
  • Sapphire crystal with anti-reflective properties
  • Black dial with Arabic numeral indexes

Specifications

Brand
Fortis
Family
Cosmonaut
Model
Official Cosmonauts Day-Date Mars 500
Reference
647.28.13
Movement
2836-2
Movement Features
  • Hours, Minutes, Seconds
  • Date, Day
Case
42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
200

Current Listings

[WTS] Vintage Fortis 610.22.158.1 Official Cosmonauts Blue Fume Dial Automatic Watch - $695

Vintage Fortis 610.22.158.1 Official Cosmonauts Blue Fume Dial Automatic Watch - $695

Fortis - 610.22.158.1 · $695
This Vintage Fortis 610.22.158.1 Official Cosmonauts Watch features a Mechanical (Automatic) movement and comes with a Fortis leather strap. The watch has been recently serviced, with some scratching on the Anti-Reflection coating of the crystal.

  • Condition: Used
  • Movement type: Mechanical (Automatic)
  • Straps: Fortis leather
  • Box: Generic
Posted at
Jun 18, 2025, 9:47 PM
Active
[WTS] Fortis Cosmonauts Chronograph 602.22.142 Extras $1790

Fortis Cosmonauts Chronograph 602.22.142 Extras $1790

Fortis - 602.22.142 · $1,790
A Fortis Cosmonauts Chronograph, issued for the Russian Cosmonauts Agency, featuring a Lemania 5100 chronograph movement and a sandblasted stainless steel case. The watch has a black matte dial with cream roman numerals and tritium lume.

  • Condition: great condition, signs of wear but no deep dings or scratches
  • Case dimensions: 38mm diameter, 20mm lug width, 46mm lug-to-lug, 13.75mm thickness
  • Movement type: Lemania 5100 chronograph movement
  • Strap material: brand new light brown 20mm genuine leather made by Fluco
Posted at
Jun 16, 2025, 9:37 AM
Active
[WTS] Fortis Cosmonauts Chronograph 602.22.142 Extras $1800

Fortis Cosmonauts Chronograph 602.22.142 Extras $1800

Fortis - 602.22.142 · $1,800
A Fortis Cosmonauts Chronograph with a sandblasted stainless steel case and a black matte dial, powered by the Lemania 5100 chronograph movement.

  • Condition: Great condition
  • Case Dimensions: 38mm diameter, 46mm lug-to-lug, 13.75mm thickness
  • Lug Width: 20mm
  • Movement: Lemania 5100 chronograph movement
Posted at
Jun 9, 2025, 9:23 AM
Active