Casio’s wonderfully strange Ring Watch could be evolving into a fully fledged wearable, complete with health sensors and smartphone notifications. Latest Videos From T3 Watch full video here:Walking, running and cycling activities are also said to be supported. The Casio smart ring we’ve been waiting for? Casio’s existing Ring Watch has become a cult gadget by shrinking a functional digital watch down to finger size, but it offers none of the health features associated with a modern smart ring. (Image credit: Casio)That said, the quirky look of the Ring Watch is what made it popular in the first place, so it would make no sense to remove it now.