Corsair CS 03

Biatec Corsair CS 03

Biatec Corsair CS 03 - Main View of the Watch

Short Description

The Corsair CS 03 belongs to the pilot style Biatec Corsair collection and features a 316L stainless steel solid case, an elegant silvery sunbrust dial with three dimensional golden hour numbers, nicely polished golden hour and minute hand filled with the finest Superluminova, central seconds and a fine quality black calf leather strap with contrast stitching and a stainless steel buckle. The real pride of the watch is a Swiss automatic movement Eterna 3902A with a rotor inspired by the Corsair F4U aircraft.


Please refer to the Corsair collection page to see all Corsair models.

You can read comprehensive technical specifications below on this page.


Pohľad na rozobraté puzdro mechanických automatických hodiniek Biatec Corsair CS 03


A clear view of the dial of the mechanical automatic watch Biatec Corsair CS 03


The transparent caseback view of the customized rotor for Biatec Corsair Models 01 / 03 / 05


Biatec Corsair 01 Black Leather Strap steel Buckle Low

Technical Specifications

Front view of the mechanical automatic watch Biatec Corsair CS 03


  • 316L stainless steel case
  • Brushed and polished finish
  • Front Sapphire crystal with antireflective coating on both sides
  • See-through Sapphire crystal back with inner double antireflective coating
  • Screwed caseback
  • Viton® sealing under caseback – resistant against chemicals
  • Big diamond screwed-down crown with Biatec logo
  • Screwed polished serial number plate applied to the bottom lug
  • Width: 40.00 mm without crown, 44.20 mm with crown
  • 48.00 mm lug to lug distance
  • Thickness: 12.8 mm
  • Lug width: 20 mm



  • Silvery sunburst dial
  • Central seconds
  • 3D golden numbers printed with Superluminova T3 grade A
  • Golden hands filled with Superluminova T3 grade A




  • Black calf leather with grain pattern and white stitching
  • High resistance against scratches and water
  • Strong padding, thickness: 6.80 mm
  • Lenght: 120.00 mm (long side), 80.00 mm (short side)
  • 316L stainless steel buckle with Biatec logo




  • 100 meters, 10 atm.



Swiss made Eterna caliber 3902A with rotor customized for Biatec.

Biatec Corsair Collection - Swiss Made 3901A Mechanical Automatic Movement with Customized Corsair Rotor


  • Self winding
  • Vibrations per hour: 28.800
  • Frequency: 4Hz
  • Jewels: 29
  • Ball bearing: 1
  • Shock-absorber





  • ~65 hours




  • Rhodium-plating / Shot-blasting
  • Pearl pattern on the bridge




  • Customized for Biatec.
  • Propeller with black and yellow colors.
  • Corsair logo on oscillating weight.

More Models

Corsair CS 01

Corsair CS 02

Corsair CS 04

Corsair CS 05