Casio G-Shock GA-100-1A2ER watch

The Casio G-Shock GA-100-1A2ER is a popular analog-digital sports watch known for its shock resistance and durable construction. Originally founded in Tokyo, Japan, in 1946 by Tadao Kashio, Casio Computer Co., Ltd. revolutionized the watch industry with its high-performance electronic timepieces.

Today, while the brand remains Japanese, manufacturing for G-Shock models is distributed across several locations, including Japan, Thailand, and China, depending on the specific model and production line requirements. The ultimate ownership remains with Casio Computer Co., Ltd., which continues to lead in the development of rugged and reliable wearable technology.