• Display: 46mm Always-On Retina LTPO3 OLED
• Resolution: 416 × 496 pixels
• Brightness: Up to 2,000 nits
• Processor: Apple S10 SiP (64-bit dual-core)
• Neural Engine: 4-core
• Storage: 64GB
• Connectivity: GPS (L1), GNSS, Galileo, BeiDou
• Wi-Fi: Wi-Fi 4 (802.11n)
• Bluetooth: 5.3
• NFC: Yes (Apple Pay)
• Cellular: No (GPS model only)
• Sensors: Electrical heart sensor, 3rd-gen optical heart sensor, temperature sensor, depth gauge, water temperature sensor, compass, always-on altimeter, accelerometer, gyroscope, ambient light sensor
• Water Resistance: 50 m (swimproof)
• Dust Resistance: IP6X
• Battery Life: Up to 18 hours (up to 36 hours in Low Power Mode)
• Charging: Fast charging (0–80% in ~30 minutes)
• Operating System: watchOS (ships with watchOS 11; upgradeable)
• Case Size: 46 × 39 × 9.7 mm
• Weight: 36.4 g (Aluminum GPS)
• Wrist Size: Fits 140–245 mm wrists
• Compatibility: iPhone XS or later running iOS 18 or later

This Apple Watch Series 10 is rated 4/5, indicating it is used.