Casio watches might be one of the most popular watch brands people know. You don’t have to be a watch aficionado to know about Casio watches. One of the main reasons is because they’re high quality watches and affordable watches at the same time. Casio is a Japanese brand and they make a variety of things from calculators to digital cameras to laptops and more. Casio watches are also big on their digital creations, as they introduced the first mass-produced digital watches to everyone. Some of the more well known Casio watch collections are the G-Shock, Edifice, and Pro-Trek.