This model pays homage to the world's first personal calculator, the Casio Mini, which was released by Casio in 1972.

The color and design of the "Casio Mini" has been incorporated into the calculator-style long-selling model "CA-53."

The LCD uses a green inverted type.

The numeric keypad uses the same font as the original, with each key separated by a grid of lines.

In addition, the mode display in the upper right corner is colored red to resemble the power light.

The white lines on the top and bottom of the face give it a retro-modern feel.

The lineup includes the original Casio Mini in black, the CM-606 in blue-green, and the CM-607 in ivory.

Equipped with a calculator function capable of eight-digit calculations, as well as dual time, stopwatch, alarm, and other functions.

The resin material used for the band is biomass plastic, which is expected to contribute to reducing the burden on the environment.

・ The world's first personal calculator, the "Casio Mini" was born in 1972 as the world's first personal calculator.

By using a one-chip LSI, a six-digit display, and simple parts design, the computer was priced at 12,800 yen, one-quarter the size and one-third the price of the mainstream models at the time.

It was a huge hit, selling 1 million units in the 10 months since its release, and a total of 6 million units for the series, and it helped popularize and spread calculators from office use to the general household and personal use.

It is registered as one of the important historical materials for science and technology (future technology heritage) in 2008 by the National Museum of Nature and Science.

・Waterproof for daily use ・Dual time ・8-digit calculation function ・Stopwatch (1/100 seconds, 24-hour counter, split)
・ Time alarm
・ Time signal
・ Full auto calendar
・ 12/24 hour display switching
・ Operation sound ON/OFF switching function
・ Battery life approx. 5 years * Battery life is calculated from the time of production due to the monitor battery.
Model Number: CA-53WB-1BJF

Tags:

Casio  wristwatch  Digital clock  Calculator  Silver