Casio Duro, thanks to y'all I've finally hopped on the bandwagon and I have to say it's a wonderful watch! Really love it. My first rubber strap + dive watch! : r/casio
EFV-100D] Casio “Aqua Terra” on a SMP rubber strap. : r/casio
Quality Casio Data Bank Watch Strap Band 22mm Black Rubber Straps New Vintage - Etsy