The Apple Watch Series 10 in 42mm features a rose gold aluminum case paired with a plum sport loop band. This GPS-enabled smartwatch delivers comprehensive health and fitness tracking with advanced sensors including an electrical heart sensor, third-generation optical heart sensor, blood oxygen sensor, temperature sensor, and depth gauge for swimming. The device features an LTPO3 OLED always-on Retina display with edge-to-edge design, up to 2000 nits maximum brightness, and 40% brighter viewing at angles.

Health features include ECG capability anytime, blood oxygen monitoring, high and low heart rate notifications, irregular rhythm notifications, cycle tracking with retrospective ovulation estimates, overnight health metrics via the Vitals app, and sleep tracking with sleep apnea detection notifications. The watch supports comprehensive workout tracking with custom workouts, training load monitoring, heart rate zones, automatic track detection for running, depth and water temperature sensors for swimming, and specialized modes for hiking, cycling, skiing, snowboarding, golf, and over 20 other activities.

The 42mm model weighs just 30 grams, measures 42mm height by 36mm width by 9.7mm depth, and fits wrists from 130-200mm. The display provides 374 by 446 pixels with 989 square mm viewing area. Battery life delivers up to 18 hours of normal use or up to 36 hours in low power mode, with fast charging reaching 80% in about 30 minutes. The device is water resistant to 50 meters under ISO standard 22810:2010, dust resistant to IP6X rating, and powered by the S10 SiP chip with 64-bit dual core processor, 4-core Neural Engine, and 64GB capacity. Connectivity includes L1 GPS, GLONASS, Galileo, QZSS, and BeiDou positioning, Wi-Fi 4, Bluetooth 5.3, and second-generation Ultra Wideband chip. Additional features include Digital Crown with haptic feedback, double tap gesture, Siri with on-device processing, speaker for calls and media playback, Apple Pay, safety features including Emergency SOS, Crash Detection, and Fall Detection.