Casio case size finder

Measure your wrist, type it in and get a diameter range to look for. Want more detail? Read the small wrist guide, or jump to G-Shock and women's picks.

Case size finder

Wrist circumference (cm)

For a 15.5 cm wrist, a case diameter of about 38 to 44 mm is a sensible starting range. See analog and classic digital picks. Measure around the wrist bone with a soft tape or a strip of paper. A guideline only: lug-to-lug length, thickness and your taste all matter.