The Leviathan 03 belongs to the diver style Biatec Leviathan Collection and features a 316L stainless steel solid case with revolutionary NanTec technology, an vintage dark matt dial with applied gold-plated indexes, nicely polished gold-plated hands filled with the finest Super-LumiNova® and a robust steel bracelet with butterfly clasp.

  • SKU: LV03

Warranty: *

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Biatec Leviathan 03

Exceptional durability

Thanks to our NanTec technology, Biatec Leviathan case will resist tough treatment with ease. This technology ensures that your watch will be nice and shiny even after several years of use. NanTec boasts an unprecedented Vickers Hardness of 600. This extra hardness allows for far more scratch resistance and wear comparing to standard stainless steel watches with Vickers Hardness of 200.

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  • 316L stainless steel case with NanTec coating (Vickers Hardness of 600)
  • High resistance against scratches
  • Polished finish
  • Domed sapphire crystal 3.5 mm thick with double antireflective coating on interior side
  • Screwed solid stainless steel back with "Leviathan" motif.
  • Oneway rotating bezel with sapphire inlay and Superluminova® GL Light Old radium, red triangle at 12 o'clock
  • Viton® sealing under the caseback – resistant against chemicals
  • Big screwed-down crown with Biatec logo
  • Width: 40.00 mm without crown, 43.50 mm with crown
  • 50.20 mm lug to lug distance
  • Thickness: 14.0 mm
  • Lugs width: 20 mm


  • Dark vintage matt dial
  • Central seconds with red dot at the end filled with Super-LumiNova® GL Light Old radium
  • 3D gold-plated applied hour indexes printed with Super-LumiNova® GL Light Old radium
  • Gold-plated hands filled with Super-LumiNova®  GL Light Old radium


  • 316L stainless steel case with NanTec coating (Vickers Hardness of 600)
  • High resistance against scratches
  • Butterfly clasp with logo
  • Possibility to change the links easily by screwdriver

Water resistance

  • 300 meters, 30 atm


Swiss Made automatic movement Sellita SW200-1



  • Self-winding
  • Vibrations per hour: 28.800
  • Frequency: 4Hz
  • Jewels: 26
  • Date with quickset function
  • Hacking system
  • Shock-absorber Incabloc

Power reserve

  • ~38 hours