Casio G-Shock Men's Watch GA-2100-1A Analog-Digital GA-2100 Series Shock Resistant Carbon Core Guard Structure Couple Men's Fashion along with an accelerometer that

along with an accelerometer that keeps track of your step count

Tide graph (tide level for specific date and time)

battery life: 3 years on CR2016

The app automatically records altitude data measured by the watch and route information acquired by a smartphone's GPS

Built-in 1/100 second code table

Casio G-Shock Men's Watch GA-2100-1A Analog-Digital GA-2100 Series Shock Resistant Carbon Core Guard Structure Couple Men's Fashion along with an accelerometer thatFeatures Carbon Core Guard structure Ever since the first DW 5000C went on sale back in 1983, G SHOCK has continued to push the limits of timekeeping toughness while creating new and original designs. These new models embody these efforts in an attractively thin configuration. These new models inherit the octagon form that was also employed for the original DW 5000C. Analog digital timekeeping comes packed into a no nonsense simple design without