Alpha radiation is very easily blocked. It will not reach your vital organs. Won’t reach anything actually. Unless you swallow the dial. Don’t s allow the dial.
It does emit a tiny amount of low energy gamma rays as well. Radium decays into radon gas which is leaking out of our watch cases. You geiger counter is detecting Alpha particles.
Alpha radiation is very easily blocked. It will not reach your vital organs. Won’t reach anything actually. Unless you swallow the dial. Don’t s allow the dial.