Amazon.com: Casio Men's G-Shock GSTS310-1A Black Polyurethane Japanese Quartz Sport Watch : Clothing, Shoes & Jewelry
CASIO G-SHOCK - Small but tough. Get on your rugged mode with the G-Steel midsize in new color. Discover this model, GST-S310-1A at G-Factory stores today. Check in G-Factory stores to own
GENUINE CASIO Watch Strap Band for GST-S300 GST-S310 GST-W300 GST-W310 10546899 | eBay