Series 4 -
Alerts for low heart rate, high heart rate, and irregular rhythms (AFib). 🚀 Re-engineered Performance
This model turned the Apple Watch into a certified medical tool. Series 4
Every model featured a black ceramic and sapphire crystal back for better cellular reception. 📉 The Legacy Alerts for low heart rate, high heart rate,
A 64-bit dual-core processor up to twice as fast as Series 3. Alerts for low heart rate
Alerts for low heart rate, high heart rate, and irregular rhythms (AFib). 🚀 Re-engineered Performance
This model turned the Apple Watch into a certified medical tool.
Every model featured a black ceramic and sapphire crystal back for better cellular reception. 📉 The Legacy
A 64-bit dual-core processor up to twice as fast as Series 3.