Caliper No 5X63 Drive mode Solar energy + GPS satellite radio wave correction Precision Average monthly deviation when not receiving: ±15 seconds Number of stones 14 stones Function Anti-overcharge function Power-saving function Stopwatch function (1/20 second timing for 24 hours) Yearly calendar function (up to February 28, 2100) World time function (38 time zones) Dual time display function Week display function Power storage display function Time transmission function Zone correction function based on satellite radio waves, Super intelligent sensor function Number of captured satellites display function Display function of received signals DST (Daylight Saving Time) function Power reception shutdown function (Flight mode) Automatic correction of pointer position Box Band Shell material Pure titanium Shell coating Diamond Shield Shell dimensions Thickness: 12.4mm Width: 43.4 mm Length: 50.0 mm Glass material Sapphire Glass coating Ultra-clear coating Rumibright With (pointer, index) Middle space One-key three-fold mode with intelligent regulator mechanism Arm circumference length (maximum) 190.0 mm Watch specifications Waterproof Daily life enhanced waterproofing (100M) Resistant to magnetism Yes Weight 121.0 g Other features Anti-metal allergy Intelligent switching mechanism Rotary type