G-SHOCK [DW-5600LL-7V] ●Band: Cross band ●Length: 145-215mm/23.0mm ●Case size: 48.9×42.8×13.4mm ●Mass: 57g ●Shock-resistant structure ●20 ATM waterproof function ●Stopwatch (1/100 seconds (0000"00 to 5959"99)/1 second (1:0000" to 23:5959"), 24 hour total, with split) ●Timer (set unit: 1 second, maximum set: 24 hours, measures in 1 second units, auto repeat) ●Multi-alarm/time signal ●Full auto calendar ●12/24 hour display switching ●LED backlight (super illuminator, with afterglow function) -Sound flash function (alarm/hourly signal/timer linked light emission) ●Battery life approximately 5 years BABY-G [BGD-565LL-7V] ●Band: Cross band ●Length: 125-180mm/22.8mm ●Case size: 42.1×37.9×11.3mm ●Mass: 35g ●Shock-resistant structure ●10 ATM waterproof function ●Stopwatch (1/100 seconds (0000"00 to 5959"99)/1 second (1:0000" to 23:5959"), 24 hour total, with split) ●Timer (set unit: 1 second, maximum set: 24 hours, measures in 1 second units, auto repeat) ●Multi-alarm/time signal ●Full auto calendar ●12/24 hour display switching ●LED backlight (super illuminator, with afterglow function) -Sound flash function (alarm/hourly signal/timer sound linked light emission) ●Battery life approximately 3 years