Stand out from the crowd with Citizen Ceramic Diamond Chronograph. This oversized stainless steel boyfriend watch features a 1-second chrono measuring to 60 minutes and 12/24 hour time. The 8-diamond dial and 24-diamond bezel enhance the the stylish, light-weight white ceramic on bezel and bracelet. Also features a screw-back case and is 100M WR. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number H504.