CASIO F-91WS-2DR. Watch Features. battery life: 7 years on CR2016. Accuracy: ±30 seconds per month. Easy to see in darkness. Light color. Daily alarm. Case and bezel material.
Casio Unisex Watch Chronograph Digital Dial Blue Resin Strap Watch Alarm F91WS-2
Casio F91WS-2 unisex digital watch features a 35mm wide and 9mm thick blue resin case with a fixed bezel and textured function pushers. battery life: 7 years on cr2016. This watch has a resin crystal for scratch resistance.