Material and Finish Titanium case Slate, Gold, Natural Size and Weight Height: 42mm Width: 36mm Depth: 9.7mm 374 by 446 pixels 989 sq mm display area Weight (aluminum, GPS): 30 grams Weight (aluminum, GPS + Cellular): 29.3 grams Weight (titanium): 34.4 grams Fits 130‑200mm wrists Controls Digital Crown with haptic feedback Side button Double tap gesture Siri with on‑device processing Electrical heart sensor
49mm titanium case Always-On Retina display Hypertension notifications Sleep Tracking Vitals app featuring heart rate, respiratory rate, wrist temperature, and sleep duration Temperature sensing Emergency SOS Water resistant 100m Precision dual‑frequency GPS S10 chip Up to 42 hours
