Casio watchband DW-5600 C-9 Original G-Shock Blk Resin w/Gold Tone bkle
Casio Watch Band DW-5600C-9 G-Shock
Black Rubber w/Gold Tone Buckle
Made exclusively by Casio for the models listed above. This is the band for the original DW-5600C watch- the one with the round screw-off back plate ( NOT DW-5600E which is attached with 4 screws). See the photograph and note this band has a gold tone buckle.
Casio model numbers are engraved on the back plates of each Casio watch, typically a series of letters a dash and a series of numbers i.e. DW-5600.