UK Ring Sizing
Inside Diameter (mm) | Circumference (mm) | Ring Size |
---|---|---|
12.04 | 37.80 | A |
12.24 | 38.50 | A 1/2 |
12.45 | 39.10 | B |
12.65 | 39.70 | B 1/2 |
12.85 | 40.40 | C |
13.06 | 41.00 | C 1/2 |
13.26 | 41.70 | D |
13.46 | 42.30 | D 1/2 |
13.67 | 42.90 | E |
13.87 | 43.60 | E 1/2 |
14.07 | 44.20 | F |
14.27 | 44.80 | F 1/2 |
14.48 | 45.50 | G |
14.68 | 46.10 | G 1/2 |
14.88 | 46.80 | H |
15.09 | 47.40 | H 1/2 |
15.29 | 48.00 | I |
15.49 | 48.70 | J |
15.70 | 49.30 | J 1/2 |
15.90 | 50.00 | K |
16.10 | 50.60 | K 1/2 |
16.31 | 51.20 | L |
16.51 | 51.90 | L 1/2 |
16.71 | 52.50 | M |
16.92 | 53.10 | M 1/2 |
17.12 | 53.80 | N |
17.32 | 54.40 | N 1/2 |
17.53 | 55.10 | O |
17.73 | 55.70 | O 1/2 |
17.93 | 56.30 | P |
18.14 | 57.00 | P 1/2 |
18.34 | 57.60 | Q |
18.54 | 58.30 | Q 1/2 |
18.75 | 58.90 | R |
18.95 | 59.50 | R 1/2 |
19.15 | 60.20 | S |
19.35 | 60.80 | S 1/2 |
19.56 | 61.40 | T |
19.76 | 62.10 | T 1/2 |
19.96 | 62.70 | U |
20.17 | 63.40 | U 1/2 |
20.37 | 64.00 | V |
20.57 | 64.60 | V 1/2 |
20.78 | 65.30 | W |
20.98 | 65.90 | W 1/2 |
21.18 | 66.60 | X |
21.39 | 67.20 | X 1/2 |
21.59 | 67.80 | Y |
21.79 | 68.50 | Z |
22.00 | 69.10 | Z 1/2 |
22.20 | 69.70 | Z 1/2 |
22.61 | 71.00 | Z1 |
23.01 | 72.30 | Z2 |
23.22 | 72.90 | Z3 |
23.62 | 74.20 | Z4 |