Amazon is offering 20% off on Pre-Order Casio Smart Fitness Watch Just at Rs.6396. Outdoor Digital Grey Dial Unisex Smart Fitness Watch – STB-1000-1ADF is Compatible with to iPhone 4S and up (Wireless linking using Bluetooth® SMART), Approx. battery operating time: 2 years on CR2032 (Mobile Link used 12 hours a day), World time: 35 time zones (100 cities + coordinated universal time), city name display, daylight saving on/off.