Picked this SGW-300H up for peanuts on Ebay. If it had 200m water resistance it would be the best watch money can buy outside of a dedicated Protrek or G-Shock! : r/casio
Casio SGW-300/3202 / Todos los modelos
Watch band Casio SGW-300H-1AV - SGW-400H-1BV-10360816 Plastic 18mm
Casio Altimeter Watch SGW-300H | Measured Mass
Casio Used SGW-300H Digital Mens Watch Band & Bezel Parts Only SGW-300 Original | eBay