Basic featuresthe g shock premium aviation unisex watch comes with chronograph world time alarm calendar and date functions the timepiece features g shocks official two year guarantee its water resistance mark is 200m the case is made of steel and the dial colour is black the case width is 525 millimetres and the depth is 155 millimetres additional features and benefitsthis multifunctional g shock premium aviation watch features a solar charge system which lets it generate energy t