New Ga2100 Ga2110 Watchband Set Metal Bezel Strap For Casio G-shock Ga-2100 Ga-2110 Modified Stainless Steel Case Bracelet Strap - Watchbands - AliExpress
G-Shock GM-2100C Utility Metal Series has a military field watch style with cloth band
Casioak MOD Kit For Casio GSHOCK GM2100 GM-2100B Metal Watchband Bracelet Strap | eBay