You'll find it in three finishes here – black is the original, but we also have a green-blue hue which is inspired by the original Casio personal calculator from 1972, and an ivory finish.

Even Sting wore a calculator watch; it's thought to be the Casio J-100. Before the Pebble blew past its Kickstarter goal; before the iWatch was a twinkle in anyone's eye; there was the Casio ...

Although Casio’s first wearable calculators debuted in 1980, its new lineup of calculator watches pay tribute to even older hardware. They’re styled after the Casio Mini, the company’s first ...

After being announced in Japan in December, Casio’s new Pac-Man themed retro digital watch collection is now available in the US. The lineup includes a $79.95 calculator watch, a $59.95 ...

Geek Watch is available on the App Store now for $1. At this point, it seems to be more of a novelty purchase as other calculator apps for the Apple, such as CalcBot and PCalc , offer more ...

Thankfully, you can score the brand's legendary digital calculator watch for under $35 right now. Casio’s Vintage Data Bank Digital Watch is now on sale for $32, which is 57% off of the retail ...

Geek Watch is an app for the iPhone, iPad, and of course the Apple Watch which will give you the freedom to turn your new-fangled multi-hundred dollar device into a touchscreen replica of a fun ...

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 ...

Multifunction watches from the 1980s, including the iconic Casio calculator watch still sold today for a modest $20, also are shown. Some could retain phone numbers; others, calculate temperature ...

While we're talking about cult classic watches, 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 ...