Vintage Casio ALTI-DEPTH METER ARW-320 | Bangkokjunkman.com
Casio BM100 WJ - Triple Sensor: Baro, Alti and Depth - 1989 - It was the first watch to have a triple sensor inside capable of measuring pressure, altitude and depth. It
Casio ARW-320 "FULL" | WatchUSeek Watch Forums
Altimeter Watches 101: Why Should You Have One? - FeedTheHabit.com
CASIO AW-713 ALTI-DEPTH METER BRONZE WATCH RARE JDM VINTAGE SENSOR ALT DEP ARW | WatchCharts
Casio ARW-320 Alti Depth Meter Barometer Anadigi Mod 376 Vintage 80's | eBay
Casio Pro Trek Solar Powered Compass Thermometer Depth Meter Watch PRG600YB-3