Casio G-Shock GBDH20001A9 Tactical Watch — Black/Yellow, 200M Water Resistance

The GBD-H2000-1A9 is a G-SQUAD sports watch from Casio with GPS, an optical wrist heart rate sensor and a full outdoor sensor set, in a black bio-based resin case with a yellow band.

It tracks running, walking, cycling, swimming and more, measures sleep and blood oxygen level, and connects to the CASIO WATCHES app over Bluetooth for notifications and settings. It charges by USB cable with solar assist, and it is water resistant to 200 meters, suitable for swimming and diving that does not require breathing gas.

Key features

• GPS with multi-sport activity tracking (running, walking, cycling, swimming)
• Optical wrist heart rate sensor (30–220 bpm)
• Sleep measurement and blood oxygen level measurement (not a medical device)
• Digital compass, altimeter, barometer and thermometer
• Step count
• Bluetooth link to the CASIO WATCHES app with smartphone notifications; world time in 38 time zones, moon and sunrise/sunset data
• Dedicated USB cable charging plus solar power
• Shock resistant, 200-meter water resistance, vibration alerts, 4 alarms plus smart alarm