For just $55, you get 100m of water resistance, a 10-hour battery and a vibration alarm. If you buy from a link, we may earn a commission. Learn more I use the alarm on my Casio Databank (DBC-611G) on ...

I use the alarm on my Casio Databank (DBC-611G) on a daily basis, but it always goes off at the worst times. Not the easiest thing to set, especially compared to my phone’s alarm, the wristwatch has ...