Casio Watchband GMA-S110 HC-1. Metallic Black Rubber G-Shock Suunto The attaching end caps are

The attaching end caps are 20mm wide

Casio Watch Band MRP-700 Marine Gear Black Rubber Strap With Attaching Pins

This all leather strap will fit most any man's 20mm wide watch

Bracelet Silver Tone Stainless Steel w/ Pin

This does not fit WV-57

Casio Watchband GMA-S110 HC-1. Metallic Black Rubber G-Shock Suunto The attaching end caps areCasio Watchband GMA S110 HC 1. Metallic Black Rubber G Shock Strap Made exclusively by Casio for the model listed above. 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. spw 1000. * This listing is for the watchband only the watch is for illustrative purposes