Junghans max bill MEGA Solar Movement Watch | Sapphire Crystal Glass

By Junghans


For designer Max Bill, visual sustainability was of paramount importance. This is a claim that the max bill MEGA Solar combines with energy sustainability: the highly efficient app-connected radio movement is powered by the sun.


  • Technology: Connected radio-controlled solar movement J101.85
  • Function: Date, connected to the Junghans app, adjustment of all current time zones precisely to the second, dark power reserve up to 3 years, perpetual calendar, radio reception in Europe, UK, USA, Japan
  • Case: Stainless steel, Ø 38.0 mm, height 9.0 mm, Glass Case back with “sun” image printed on the inside
  • Glass: domed sapphire crystal with anti-reflection coating on both sides
  • Dial: white, luminous dots with environmentally-friendly luminous substance, hands with environmentally-friendly luminous substance
  • Water Resistance: Water-resistant up to 5 bar
  • Strap: Vegan apple-fibre Strap with microfibre lining, stainless steel buckle, quick release feature for quick and easy Strap replacement