DUO CHRONO: A high function combination of digital and chronograph models featuring G-SHOCK resistance and versatile utility.

THE CASIOAK: The nickname of the case shape given by G-SHOCK fans to this time piece as its case shape resembles certain models from another brand.

This watch features dual analogue and digital display with a black toned dial. The case of the watch is 40.2mm and made from black bio-resin, as is the matching band.

FEATURES:
-Dual Movement
-Mineral Crystal Glass
-40.2mm Case Width
-Date/Day Functions
-Auto Calendar
-200m Water Resistant
-2 Year Warranty
-Shock Resistant
-Alarm
-World Time
-Stopwatch
-Count Down Timer
-LED Backlight

MODEL NUMBER: GMAP2100BB-1A