Old school, useful, Casio BP-100 | WatchUSeek Watch Forums
Jt Jones on Twitter: "This is the casio BP- 400, released in 1991 it could measure heart rate and blood pressure. Yes 1991. Casio has made some of the weirdest yet functional
RARE JAPAN MADE CASIO BLOOD PRESSURE MONITOR WATCH CASIO BP-100 DIGI MENS WATCH | eBay
I was impressed by the medical features of the Apple Watch until my father showed me his 90s Casio BP-120 that even measures ist blood pressure : r/AppleWatch
Lot - Vintage Casio BP-100 Blood Pressure Wrist Watch