How to measure your ring size?

We get a lot of questions regarding ring sizes. Countries have different systems for ring sizing, so it's not easy to find the right size. Below we'll try to help you find the right fit for your ring.

How can I measure my finger to find my ring size?

Pick the finger on which you want to wear your ring. You can use a string, a thread, or a thin strip of paper and wrap it around your finger to measure the circumference.

FranceUnited StatesUnited KingdomItaly
Circumference
484.5I848mm
505.25J-K1050mm
526L 1⁄21252mm
546.75N1454mm
567.5O 3⁄41656mm
588.5Q 1⁄21858mm
609.25S2060mm
6210T 1⁄22262mm
6410.75V2464mm
Circumference
Inner circumference (mm)

How can I measure my ring to find my ring size?

If you have a ring that fits your finger well, you can use it to find your ring size. Take a ruler and measure the inside of the ring from edge to edge. You'll get the ring's diameter, and you can use the chart below to find the ring size.

FranceUnited StatesUnited KingdomItaly
Diameter
484.5I815.28mm
505.25J-K1015.92mm
526L 1⁄21216.55mm
546.75N1417.19mm
567.5O 3⁄41617.83mm
588.5Q 1⁄21818.46mm
609.25S2019.1mm
6210T 1⁄22219.74mm
6410.75V2420.37mm
Diameter
Inner diameter (mm)