SGW-300 - extended review with lots of pics | WatchUSeek Watch Forums
CASIO SGW-300H-1AVH Original SGW-300 Black Rubber Watch BAND Strap SGW — Finest Time
Casio Altimeter Watch SGW-300H | Measured Mass
Casio SGW-300 / 3202 / All Models
Casio SGW300HB Review | Tested by GearLab
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