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 ...

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 ...

The home of one of the computer company’s founders displays some of its first products, including credit card-size calculators and specialty watches. By Vivian Morelli Reporting from Tokyo Say the ...