Overview Apple Watch Series 6 lets you measure your blood oxygen level with a revolutionary new sensor and app.1 See your fitness metrics on the enhanced Always-On Retina display, now 2.5×...

Features GPS, GLONASS, Galileo, and QZSS Barometric altimeter Water resistant to 50 meters1 Electrical heart sensor (ECG app) Second-generation optical heart sensor Fall detection Improved accelerometer up to 32 g-forces...