The model GMDS5600BA-1D is part of the Basic Colour Series, is made with a smaller and thinner build in comparison the iconic G-SHOCK DW-5600. With its monotone colour scheme, which demonstrates simple, sleek and a minimalist design aspect. It makes these timepieces easy to style to fit today’s fashion. - 45.7 x 40.5 x 11.9mm Case Size - 41g Weight - Shock resistant (G-SHOCK) - LED backlight (Super Illuminator): Afterglow - Flash alert: Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm - Stopwatch - Countdown Timer - Multi-function alarm - Hourly time signal - Full auto-calendar (to year 2099) - 12/24-hour format - Regular timekeeping: Hour, minute, second, pm, month, date, day - Accuracy: ±15 seconds per month - Approx. battery life: 3 years on CR1616