Material and Finish: Aerospace-grade titanium case Size and Weight: Height: 49mm, Width: 44mm, Depth: 14.4mm, Weight: 61.4 grams (fits 130-210mm wrists) Hardware and Buttons: Customizable Action button, Digital Crown with haptic feedback, Side button Sensors: Electrical heart sensor, Third-generation optical heart sensor, Depth gauge/water temperature sensor Display: Always-On Retina LTPO OLED display with up to 3000 nits maximum brightness Audio: Three-microphone array with beamforming and dual speakers Battery Life: Up to 36 hours of normal use, up to 72 hours in Low Power Mode Water Resistance: Rated for 100 meters (recreational s diving to 40 meters)
