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

While we're talking about cult classic watches, the Casio Calculator watch deserves a mention. Perhaps best known from its ...

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 ...