Before you take me to task for not mentioning Sinclair’s wrist calculator, I will point out that it wasn’t really a watch. It was just a calculator that strapped to your wrist.

This is an actual calculator watch that also happens to have some ... While you won't want to wear DSYK Moonwatch on your wrist all day long, the thing is definitely a conversation starter for ...

Calculator watches were the Geek cred of the ... all the features of the Xprotolab and squeezes them down into a wrist watch. The Oscilloscope Watch includes an oscilloscope, a logic analyzer ...

the Casio Calculator watch deserves a mention. Perhaps best known from its appearance on the wrist of Marty McFly in the hit film, Back to the Future, this watch is beloved by those in the know.