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Whether appreciated ironically or earnestly, the calculator watch holds a special place in our collective culture. It was the first step from old-fashioned timepieces toward our eventual smartwatch ...

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 ...