GMWB5000-1,GMW-B5000-1JF Casio G-Shock,Casio G-shock GMW-B5000-1 Men's Wristwatch - Black for sale online | eBay,GMW-B5000TB-1JR It is the strongest square G-SHOCK. My favorite in my collection. Full titanium, sapphire glass, and gold buttons. I bought it for 230,000 yen. : r/gshock,GMW-B5000TB-1JR It is the strongest square G-SHOCK. My favorite in my collection. Full titanium, sapphire glass, and gold buttons. I bought it for 230,000 yen. : r/gshock,