Casio GST-B100D-1ADR G-Shock Youth Watch

Casio G-SHOCK G-Steel GST-B100D-1A

• Casing / bezel material: Resin / stainless steel
• Clasp 3 one-touch folds
• Solid Watch Strap
• Stainless Steel Strap Watches
• Shock Resistant
• Neobrite
• Mineral Glass
• Play Lock Knob
• 200 meter water resistance
• Solar powered
• LED lights (Super Illuminator) 
• Glowing
• Connection of mobile devices (Connect wirelessly using Bluetooth®)
• Double time (Substitution time of home city)
• Stopwatch 1 second 
• Measurement capacity: 23: 59’59 
• Measurement mode: split time
• Countdown timer 
• Measuring unit: 1 second 
• Countdown time: 24 hours 
• Distance setting starting time backward: 1 minute to 24 hours (1 minute increase and 1 hour increase)
• Daily alarm
• Battery level indicator
• Power Savings (the needle stops to save power when the watch is in the dark)
• Fully automatic calendar (up to 2099)
• Date display
• Day indicator
• Regular 
• Analog timekeeping : 3 needles (hour, minute (moving needle every 10 seconds), seconds), 
• 3 dial (double time hours and minutes, 24 hours double time, days)
• Accuracy: ± 15 seconds per month (without cellular link function)
• Estimated battery operating time: 
• 5 months for rechargeable batteries (normal operation period without light exposure after charging) 
• 24 months for rechargeable batteries (operating period when stored in complete darkness with the active power-saving function after charging full power)