Send and receive text messages, answer phone calls, and receive notifications with Apple's most powerful watch to date. The Series 3 features a second-generation OLED Retina display with Force Touch, and is powered by the S3 dual-core processor whilst running on watchOS 4. Now with 4G capability, you can access all of the great features on offer without being paired to your iPhone. With built in GPS and featuring a heart rate sensor, accelerometer, gyroscope, and barometric altimeter, the Apple Watch has plenty of features for fitness fanatics. This Space Grey watch has a 42mm display and comes with 16GB of storage.