Tissot watch prs516 quartz chronograph prs516 quartz chronograph is a stunning instrument for the active gentleman the timepiece is equipped with swiss made eta g10211 quartz calibre that is powered by a battery approximate battery life totals 38 months end of life eol indication is available for the convenience of the wearer hands and indices are luminous for improved night time visibility the chronograph of the watch comes with a 110th of the second a 60 second and a 30 minute regis