That changed around 1975. The Time Computer Calculator company produced an amazing calculator watch for Pulsar. At the time, Pulsar was a brand of the Hamilton Watch Company. A Pulsar calculator ...

It's a bit more wearable. So, what features do you get on this watch? Well, quite aside from the obvious one – you know, the calculator – you'll find dual time, a 1/100th-second stopwatch ...

The lineup includes a $79.95 calculator watch, a $59.95 timekeeper with basic functionality, and a $130 option with Bluetooth connectivity that can be used to easily set the watch’s time and ...