The G-SHOCK Ref. 5600 by Online Ceramics for Hodinkee

48.9mm x 42.8mm x 13.4mm / 53g, Multi-Function Alarm, Flash Alert, Calendar, Stopwatch, Countdown timer, 12/24 time formats, Electro Luminescent Back-light with Afterglow, 2-Year Battery (CR2016), 200 meters / 20bar water resistance, Made in Japan