G SHOCK Full Metal 2100 Series (GM B2100SD 1C) White Heather Grey while the top zipper opens while the top zipper opens to a burgundy fabric interior with convenient card slots Cool steel elevated by a black Home city World time city swapping Stopwatch 1 100 second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1 100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time 8 mm Weight 165 g Case and bezel material Stainless steel Band Stainless Steel Band Construction Shock Resistant Water resistance 200 meter water resistance Time adjustment Bluetooth: Connects to a smartphone and automatically adjusts the time Power supply and battery life Tough Solar (Solar powered) Net Quantity 1 piece Indian Product Code G1714 Country of origin Japan Smartphone Link feature Mobile link (Wireless linking using Bluetooth®) Apps CASIO WATCHES App connectivity feature Auto time adjustment Glass Mineral Glass Back plate Screw Lock Back Compatible band size 150 to 205 mm Other Neobrite World time World time 38 time zones (38 cities + coordinated universal time)