Casio G-Shock GA-310 5357 Men's Watch W/compass Band | eBay
Not a G-Shock but it like a G-Shock. Say hi to DW-310 from 1980s, grandpa of today G-Shock : r/casio
G-SHOCK GA-310-4A Analog-Digital Brand New 100% Authentic | eBay
Amazon.com: Strap GA-150/200/201/300/310/GLX Watch Band Men Sport Silicone Waterproof Rubber Wrist Bracelet Accessories Fit for Casio Fit for G-Shock Watch Strap : Clothing, Shoes & Jewelry