47.50 mm stainless steel case, transparent back cover back, bi-directional rotating bezel, scratch-resistant sapphire crystal with anti-reflective coating, white lacquered polished dial with painted Roman numerals, caliber L699 automatic movement with hours, minutes, seconds, internal rotating silvered dial for synchronization of the seconds hand with a radio time signal and rotating bezel to adjust to daily variations of the equation of time, approximately 46 hours of power reserve, brown strap. Water resistant to 3 bar.