what does a chronograph watch mean
A chronograph is a specific type of watch that is used as a stopwatch combined with a display watch.A basic chronograph has an independent sweep second hand; it can be started, stopped, and returned to zero by successive pressure on the stem.Less simple chronographs use additional complications and can have multiple independent hands to measure seconds, minutes, hours and even tenths of a second. simple watch, without the stopwatch functionality, can be certified a chronometer, as can a clock, for example a ship's clock used for navigation. Originally the term chronograph was mainly used in connection with artillery and the velocity of missiles.