John Wolff's Web Museum - The Casio Computer Company
CASIO COMPUTER CO., LTD.「Titanium case/watch」 Collaborations | TranTixxii - Material transcending ages: Superior material properties and Elegance - DESIGNING TITANIUM
About CASIO | CASIO
Casio to release Charles Darwin Foundation collaboration G-SHOCK watches - Japan Today
Kazuo Kashio, CEO of G-Shock watch-maker Casio, dies at 89 - The Japan Times
Casio - Wikipedia
Casio Computer Co., Ltd. logo seen displayed on smart phone Stock Photo - Alamy