The Xiaomi Watch H1 measures blood pressure - and is already certified as a medical device in China and the USA. But it looks like a watch.
Xiaomi Watch H1 1.43'' AMOLED Blood Pressure Health Monitoring
Xiaomi Watch H1 debuts as medical grade smartwatch that can take
Original Xiaomi watch H1 ECG blood pressure heart rate pressure
Xiaomi Mi Watch (53.35 mm, Polyamide) - buy at Galaxus
Mi Watch Light 1o1 Electronics
mi-watch - Mi Global Home
Original Xiaomi watch H1 ECG blood pressure heart rate pressure
Original Xiaomi watch H1 ECG blood pressure heart rate pressure
Health Collection
Original Xiaomi watch H1 ECG blood pressure heart rate pressure
Health Collection