Casio's quirky new smart Ring Watch takes on Oura with heart rate and sleep tracking

Key Points:

• Casio has launched the CRW-H001M-8, a smart ring watch combining classic timekeeping with advanced health and fitness tracking features such as continuous heart rate, SpO2, sleep, and body temperature monitoring.
• The ring supports step counting, calorie estimation, sports modes for walking, running, cycling, and menstrual cycle management, with data accessible via the AIZO Ring app on Android, iOS, and HarmonyOS devices.
• It includes smart features like vibration alerts for calls, messages, alarms, and health notifications, and offers a battery life of 4–6 days with up to 25 days on standby, rechargeable via a magnetic pogo pin charger.
• The CRW-H001M-8 is available in three sizes and a single silver color, weighing 19g with dimensions of 25.3 × 19.5 × 6 mm, and retains traditional Casio watch functions such as stopwatch, alarms, and world time.
• Priced at 1,990 yuan (~$294), the smart ring watch is currently launching in China with plans for a wider global release expected soon.