The invention provides an intelligent cuffless blood pressure health monitoring wrist watch based on PPG and ECG. The intelligent cuffless blood pressure health monitoring wrist watch comprises a wrist watch body provided with a touch control display screen, wherein a waterproof SIM cover and a magnetic wireless charging data transmission interface are arranged on the back of the wrist watch body, and the wrist watch body comprises an electrocardiogram detecting unit, a pulse wave detecting unit, a data coding and packing unit, a data collection controlling and analyzing unit, an application displaying unit, a main control center and a power supply. The intelligent cuffless blood pressure health monitoring wrist watch can be used for carrying out health monitoring of various links, such as heart rate monitoring, step number counting and sleep detection, and also can track the daily activity conditions, such as the movement distance, speed, step number and calorie consumption of users, preparatively record the movement data, and assist the user in knowing the health index, in addition, the intelligent cuffless blood pressure health monitoring wrist watch is attractive in appearance design, reasonable in design, convenient to use and easy to operate, thus being suitable for being widely popularized for use.