Graziella G-Shock Solar Powered Blue Tooth Watch. GAB2100-1A

Tough Solar (solar powered)Easy to operate via smartphoneEasy to see in darknessReminder setting: The watch will remind you of up to five upcoming events, which you set within the app.Case size (L× W× H) 48.5 × 45.4 × 11.9 mmWeight 52 gCase / bezel material: Carbon / Resin　Resin BandMineral GlassNeobriteCarbon Core Guard structureShock ResistantWater resistance200-meter water resistancePower supply and battery lifeApprox. battery life: 3 years on SR726W X 2Tough Solar (solar powered)Easy to operate via smartphoneEasy to see in darkness-Reminder setting: The watch will remind you of up to five upcoming events, which you set within the app.Case size (L× W× H) 48.5 × 45.4 × 11.9 mm