Casio aims to provide the important things you keep close in life.
Continuing to create the things to that are most important to user
Casio scientific calculators represent our second major business area after watches, and they are being actively utilized in classrooms worldwide.
Thanks to our cooperation with teachers and ministries of education in many countries, our scientific calculators are being used as an indispensable tool for learning mathematics.
Classic design looks unique and sophisticated
Mineral crystal glass dial protects from external elements
Men’s analog-digital watch. It has a stainless steel round case and a rubber strap with tang buckle closure.

Featuring men's dial diameter of 38 mm and women's dial diameter of 25 mm
Dial window material composed of mineral glass and metal case
Weight of men's/women's watch is 42/21 grams
Accuracy is ±20 seconds per month
Having approximately battery life of 3 years on SR626SW

Spherical glass protects your watch from scratches and dust and preserves its original look
Features countdown timer and hourly time signal for added functionality
10-year battery provides lasting power for years to come
Designed to exhibit a personalised appearance
Profound closure aids in a firm fit

Watch dial display material is resin glass

Classic design looks unique and sophisticated
Window material is designed using spherical crystal glass to protect the watch from unwanted scratches and dust
Features countdown timer and 1/100-second stopwatch for added functionality
Designed to exhibit a personalised appearance
Profound closure aids in a firm fit

Dial display window material is composed of resin glass
Featuring an accuracy of +/- 20 seconds per month
Regular timekeeping with analog 3 hands for hour, minute, and second
Approximately battery life of 3 years on SR626SW
Quartz movement ensures accurate timekeeping

Features a resin glass to ensure scratch resistance
Precision-engineered mechanism resists veering to ensure accurate timekeeping efficiency
Numeric and raised hour markers for easy readability of time at a glance
Sporty design pairs well with your casual attire for a fashionable look
Profound closure aids in a firm fit

Accuracy is ±30 seconds per month
Approximate battery life is 10 years on CR2025
Features a resin dial display

Accuracy is ±30 seconds per month
Approximate battery life is 10 years on CR2025
Countdown start time setting range is 1 second to 24 hours
Measuring modes are elapsed time, split time, 1st-2nd place times