Needing a project to keep him occupied, he decided to upgrade his 90s Casio CFX-9850G calculator to run custom machine code. All [George] really wanted was for his vintage calculator to understand ...

The watches' calculator function can add, subtract, multiply, and divide up to eight digits. As for watch functions, you get ...

The CA53 collection – better known as the Casio Calculator watch – now comes in a finish dedicated to the original Casio personal calculator. While certain timepieces are widely regarded as ...