FEATURES : flat, elegant radio-controlled wristwatch in Bauhaus design polished stainless steel case 4-fold screwed case back with metallized mineral crystal shows the world map and receiving instructions domed hard plexiglass with coating for increased scratch resistance black calfskin strap with decorative stitching and 2 loops polished stainless steel pin buckle multi-frequency radio-controlled quartz movement J101.65 hands position control 1.440 times every day via ITC (Intelligent Time Correction) exact time display in half-second moves via SHM (Smart Hand Motion) the Advanced Moving Function (AMF) enables the display of the actual time without deviation smart time setting via the Junghans MEGA App automatic search of time signal with the patented autoscan date display, perpetual calendar until the year 2400 battery indicator convex shaped, matt silvered dial luminescent markers numbers in Bauhaus style hour and minute hands with environmentally friendly luminous material central second hand water resistant up to 3 bar diameter 38 mm case height 9.5 mm weight 31 g comes in a Junghans watch box