While we're talking about cult classic watches, the Casio Calculator watch deserves a mention ... You'll find it in three finishes here – black is the original, but we also have a green-blue ...

Olive will never be out, but the season is bringing some nice muted teals and spruces. Casio weds one of its classic retro designs with contemporary color in the CA-53WB-3B, also available in black ...

The CA53 collection – better known as the Casio Calculator watch – now comes in a finish ... You'll find it in three finishes here – black is the original, but we also have a green-blue ...