Combining smart technology, solar power and a robust, sporty design, this watch keeps you connected and on track with your everyday needs. With a lightweight titanium case that isn't too bulky, it's a timepiece you'll want to wear all day. Keep it charged with solar energy and stay in touch with your messages, calls and more when synced to a compatible app on your phone. 43.75mm case; 21mm band width Buckle closure Quartz solar movement Compatible with iOS and Android smart phones Autonomous functions include navigation compass, meteo, activity tracking, timing and clock Connect functions include messages, calls, time zones, automatic daylight savings time and alarm management Ceramic tachymeter bezel with luminescent markings Antimagnetic case Scratch-resistant sapphire crystal face Titanium/silicone Swiss made