Asus Zenwatch 3 WI503Q official Pictures. Asus Zenwatch 3 WI503Q is a Smartphone of asus. The Asus Zenwatch 3 WI503Q Android Watch. Announced Aug 2016. Features 1.39″ Display, Snapdragon Wear 2100 Chipset, 341 MAh Battery, 4 GB Storage, 512 MB RAM, Corning Gorilla Glass 3. Asus Zenwatch 3 WI503Q price starts.