GA-B2100BBR-1ADR This G-SHOCK GA-B2100 Series model features a black bio-based resin band with a carbon and bio-based resin case and bezel, paired with a black analog-digital dial and vivid red LCD for a bold high-contrast look. Built with shock-resistant construction, Carbon Core Guard structure, mineral glass, Neobrite, Tough Solar power, and 200-meter water resistance, it combines dependable durability with a slim lightweight design. Confirmed functions include Bluetooth smartphone connectivity, automatic time adjustment, world time across 38 time zones, a 1/100-second stopwatch, 60-minute countdown timer, five daily alarms, phone finder, hand shift feature, full auto-calendar, and double Super Illuminator LED lighting, making it a practical connected G-SHOCK for everyday and travel use.