Ring Sizing
First, select a ring that fits for the finger.
Next, measure the diameter opening of that ring.
Use the chart below to determine your ring size.
INTERNAL DIAMETER (MM)
14.1 US / 3
14.9 US / 4
15.7 US / 5
16.5 US / 6
17.3 US / 7
18.1 US / 8
19.0 US / 9
19.8 US / 10
20.6 US / 11
21.4 US / 12
22.2 US / 13