Apple Watch 7000 Series 38 mm Aluminum Case Sport with White Sport Band Dimensions: Height: 38.6 mm, Width: 33.3mm, Depth: 10.5mm, Case Weight: 25g (1.51 x 1.29 x 0.41 in inches, 0.88 oz) Gorgeous anodised aluminium case; Ion-X glass Retina display with Force Touch; Composite back, Splash and Water resistant in rain, exercising, etc (but not to be submerged in water, as it's not waterproof!) Sport Band with stainless steel pin; Digital Crown Heart rate sensor, accelerometer and gyroscope; Ambient light sensor