Perfect Fit replacement watch band for CASIO G-Shock GST-210, GST-400, GST-410, GST-S100, GST-S110, GST-W100, GST-W110. Genuine Resin Band Stainless Steel Buckle Color: Black Fits CASIO: GST-210B GST-210B-1 GST-210B-1A GST-210B-1A9 GST-210B-4 GST-210B-4A GST-400 GST-400G GST-400G-1 GST-400G-1A GST-400G-1A9 GST-410 GST-410-1 GST-410-1A GST-S100G GST-S100G-1 GST-S100G-1A GST-S100G-1B GST-S110 GST-S110-1 GST-S110-1A GST-W100 GST-W100G GST-W100G-1 GST-W100G-1B GST-W110 GST-W110-1 GST-W110-1A Also Fits Casio series: GST-200 GST-210 GST-400 GST-410 GST-B100 GST-S100 GST-S110 GST-S130 GST-W100 GST-W110 GST-W130 Lug Width/Band Width: mm/mm MPN: 10502763