The new creation is a blast from the past.
Even the mode button, colored red, is a nod to the calculator’s power indicator.
The watches' calculator function can add, subtract, multiply, and divide up to eight digits.

As for watch functions, you get dual time, an alarm, stopwatch functionality, and more.
The wearable is water resistant and is good for up to five years of runtime on a single battery.
It utilizes CR2016 coin cell batteries, which are readily available for just a few bucks.
Casio’soriginalpersonal calculator debuted in 1972, and cost $59.95.
With any luck, they’ll be ready in time for the holidays.