Using a flexible tape or a strip of paper or string to measure, wrap it completely around your wrist in a comfortable fashion where the bracelet is to be worn.
If you are buying a bangle bracelet with no clasp or possibility of bending to fit, loosely wrap the measuring tape around your knuckles.
Add approximately add 3/4 inch to 1 inch to the measurement.
Many bracelets however are adjustable and can be bent to size. Most cuff bracelets can be opened or closed approximately a half size to get a good size fit.
Bracelets with inlaid gemstones cannot be opened or closed in any amount without potential damage to the stones.
Appearance of Wrist
Comfortable Fit: Add 3/4 to 1 inches to Wrist Measurement
Looser Fit: Add 1 1/4 inches to Wrist Measurement
5 3/4" or less
6 3/4" or less
6 to 6 3/4 inches
7 to 7 3/4 inches
8 1/2 inches
7" or more
8" or more