42h power reserve28,800 vph (8 Hz)
The Junghans J820.5 is an automatic movement based on the Sellita SW331-2, manufactured in Switzerland. It operates at 28,800 vph with a 42-hour power reserve and features a world time complication using a 24-hour disc instead of a central GMT hand. The movement includes Incabloc shock protection and a ball-bearing rotor. This caliber powers the Junghans Meister Worldtimer, retailing between $2,450 and $2,560 USD.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Power Reserve
42h
Frequency
28,800 vph (8 Hz)
Display Type
Analog
Rotor Type
Ball Bearing
Winding
Automatic (Bidirectional)
Shock Protection
Incabloc
COMPLICATIONS
World Time
FEATURES
24-Hour Disc
