Amazon.com: Casio GA2000-1A9 G-Shock Men's Watch Black/Yellow 51.2mm Carbon/Resin : Clothing, Shoes & Jewelry,CASIO G-SHOCK GM-B2100BD-1AJF FULL METAL Black Bluetooth Solar Watch Men's | eBay,CASIO G-SHOCK GA-2000-1A9JF Black/Yellow Resin Quartz Digital Analog Watch,GA-2000-1A9JF,GA-2000-1A9JF