Crown Ring
Size Charts
1）MEASURING A RING AT HAND
Step 1 Find a ring at your disposal with the perfect sizing
Step 2 Measure the internal diameter of the ring (mm)
Step 3 Refer to the chart below to find out your size
| INTERNAL DIAMETER (MM) | US/CANADA RING SIZE | UK/AUSTRALIA RING SIZE |
| 14.1 | 3 | F |
| 14.9 | 4 | H |
| 15.7 | 5 | J |
| 16.5 | 6 | L |
| 17.3 | 7 | N |
| 18.1 | 8 | P |
| 19.0 | 9 | R |
| 19.8 | 10 | T |
| 20.6 | 11 | V |
| 21.4 | 12 | X |
| 22.2 | 13 | Z |
2) MEASURE YOUR FINGER
Step 1
Find a string, thread, ribbon, or a thin strip of paper
Wrap it around your finger and tighten the wrap until you can't anymore
Step 2
Use a pen to mark the spot where the string or paper overlaps.
Step 3
Measure the length with a ruler (mm). Use the chart below to find out your ring size.
| CIRCUMFERENCE (MM) | US/CANADA RING SIZE | UK/AUSTRALIA RING SIZE |
| 44.2 | 3 | F |
| 46.8 | 4 | H |
| 49.3 | 5 | J |
| 51.9 | 6 | L |
| 54.4 | 7 | N |
| 57.0 | 8 | P |
| 59.5 | 9 | R |
| 62.1 | 10 | T |
| 64.6 | 11 | V |
| 67.2 | 12 | X |
| 67.7 | 13 | Z |