Apple Watch Series 10 Key Features Size: 42/46 x 39 x 9.7 mm OS: watchOS 11 Chip: Apple S10 Internal Storage: 64GB Display: 1.96-inch, Retina LTPO OLED Connectivity: Bluetooth 5.3, Wi-Fi, NFC, ESIM Battery: All‑day battery life, up to 18 hours of normal use
