Apple Watch Series SE 1st Gen (GPS+LTE) 40mm Gray Aluminum Case Tornado Sport Loop (Pre-Owned)

The Apple Watch SE (1st Gen) is a powerful smartwatch featuring the S5 chip, Retina LTPO OLED display, GPS, cellular options, and essential health/safety features like heart rate monitoring, fall detection, Emergency SOS, and 50m water resistance, offering up to 18 hours of battery life in 40mm and 44mm sizes, but lacks advanced sensors like ECG or Blood Oxygen.