Product Description

– 45mm or 41mm -Swimprooffootnote

– Most crack-resistant front crystal

– Certified IP6X dust resistantfootnote
– Always-On Retina display
– Nearly 20% larger than SE
– More than 50% larger than Series 3
– Blood Oxygen app -ECG app
– High and low heart rate notifications
– Irregular heart rhythm notification
– Emergency SOS
– International emergency calling
– Fall detection
– Family Setup
– pair multiple watches with one iPhone