Calculator watch was invented during the 70s. When comes to LCD technology in the 80s, several companies have start making their calculator watch with different designs.

Today, we have the Casio G-Shock Data Bank Calculator Watch, a redesign watch from the classic. It is available in four colors and each comes with built-in number pad and digital display.

The Casio G-Shock Data Bank Calculator Watch is available at $90.

[via Uncrate]