G-Shock Duo Chrono Casioak Carbon Core Watch - GAB2100-2A NoSync The design features around emerald

The design features around emerald cut diamonds that are channel set in the centre

-'Lumibrite' Luminous Hands

-Approx 50 Hour Power Reserve

7mm Case Width

G-Shock Duo Chrono Casioak Carbon Core Watch - GAB2100-2A NoSync The design features around emeraldDUO CHRONO: A high function combination of digital and chronograph models featuring G SHOCK resistance and versatile utility THE CASIOAK: Upgrade the retro look you love with the new octagonal line. Still keeping with the design concept of the first G shocks but now with smartphone link and tough solar power. 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 CARBON