Casio

Casio is one of Japan’s most iconic technology brands, known for combining innovation with everyday functionality. Renowned for its durable and accessible timepieces, Casio created legendary models like the F91W, G-Shock, Edifice, and Pro Trek. Beyond watches, Casio has shaped modern life through musical instruments, calculators, and digital innovations that continue to define reliability and creativity.

FounderTadao Kashio

Founded1946

HeadquartersTokyo, Japan

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History

Founded in 1946 by Tadao Kashio in Tokyo, Casio began as an engineering company focused on innovative electronics. In 1957, it introduced the world’s first fully electric calculator — a milestone that marked the start of its technological journey. By the 1970s, Casio embraced the digital era, creating its first digital watches. The 1980s brought the iconic F91W — simple, durable, and timeless. Soon after, the G-Shock line redefined toughness, becoming a global symbol of resilience. Today, Casio continues to blend precision, design, and innovation in every tick of its watches.

Notable Models

Iconic and most popular watch models from this brand

F-91W

The Casio F-91W, introduced in 1989, is one of the most recognizable digital watches in the world — a true icon of simplicity and reliability. Known for its lightweight resin case, three-button interface, and signature green backlight, the F-91W has been the first watch for millions of people across generations. Affordable, accurate, and virtually indestructible, it embodies Casio’s philosophy of “technology for everyone.” It doesn’t chase luxury — it represents honesty in timekeeping.

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