Many choose to proclaim their geekiness, real or contrived, with a calculator watch. Now those folks will have a palette of limited edition colors at their disposal, just in time for the yuletide. The ...

If I know you, here is what you must do: Buy me this watch for Christmas. I will, in return, buy you the same thing I get you every year -- nothing. But if you fail to hook me up with one of these ...

I remember I had a Casio calculator watch that could pick lottery numbers. Why? I don’t know. I think I also had a data bank watch, very similar to this one, that I was able to use to keep all of my ...

Why it matters: Casio has introduced a modern version of its iconic calculator watch, itself based on the Casio Mini personal calculator first released in the early 70s. The new creation is a blast ...

It wasn’t the first watchmaker to release a wristworn calculator, but by making them affordable, Casio’s calculator watches became an icon of ‘80s technology. It was even the timepiece of choice for ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 5 minutes You ...