Casio G-Shock MR-G "AO-ZUMI" Limited Edition Model MRGB5000BA-1The new MRGB5000 model features an intricately shaped bezel made up of 25 parts that have been individually polished with Sallaz polishing, which gives the watch a stunning, elegant finish. The top of the bezel is made using the cobalt alloy COBARION, which is approximately four times harder than pure titanium and has the same brilliance as platinum. Watch status display: Graphical display of solar power generation status and more. Self check: