Sizing

Not sure what size ring to buy? We've made it easy for you! Download our printable Ring Sizing Guide to help you accurately measure your finger or an existing ring.


Don't have a printer? Mermaid Beach co. uses US ring sizing. Please see the chart below for International Ring Sizing Conversions.
 

MBC Sizing (US)

Inside diameter (MM)

Inside diameter (Inches)

Circumference (MM)

Circumference (Inches)

UK

2

13.21

0.52

41.50

1.63

D

3

14.05

0.55

44.14

1.74

F

4

14.86

0.59

46.7

1.84

H-½

5

15.7

0.62

49.3

1.94

J-½

6

16.5

0.65

51.9

2.04

L-½

7

17.3

0.68

54.4

2.14

N-½

8

18.1

0.71

57

2.24

P-½

9

19.0

0.75

59.5

2.34

R-½

10

19.8

0.78

62.1

2.44

T-½

11

20.6

0.81

64.6

2.54

V-½

12

21.4

0.84

67.2

2.65

X-½