This is an Apple Watch SE (2nd generation). And its basic specifications: • Screen size: 44mm • Color: Starlight (light gold/silver) • Case: Aluminum • Version: GPS only (without SIM card) • Water resistant up to 50 meters • Supports tracking: • Heart rate • Sleep • Sports and calories • Fall and emergency detection • Supports: • Apple Pay • Notifications and calls • Siri • Works with iPhone only • Processor: S8 (same processor as some more expensive watch models at the time) • Suitable for apps, workouts, and daily use, as expected from the second-generation SE.