Casio G-Shock Men's Watch GBD-100-1 G-Squad Digital GBD-100 Series Mobile link (Wireless linking using Bluetooth®)Mineral Glass G-SHOCK G-STEEL Other: 5-second countdown auto start

Other: 5-second countdown auto start

5600 SERIES

Total weight : 48g

by display and beep

Casio G-Shock Men's Watch GBD-100-1 G-Squad Digital GBD-100 Series Mobile link (Wireless linking using Bluetooth®)Mineral Glass G-SHOCK G-STEEL Other: 5-second countdown auto startFeatures These are the latest additions to the G SQUAD lineup of sports watches from G SHOCK, now with Bluetooth capabilities that allow continuous connection with a smartphone. These watches can link with the GPS of a smartphone for quicker calibration of distance measurements, enabling more accurate running distance measurements, even during use without a phone connection. Distance measurements used in combination with the stopwatch let you keep