My basket
Find your finger size

HOW TO DETERMINE YOUR RING SIZE



Measuring your finger to determine the ring size you need:

The best will be to step into any jewelers shop and measure your finger, use our conversion chart for other size unitsFingers size changes during the day and time of year.For most accurate results:

1.Measure the finger at the end of the day and when your fingers are warm-they are widest at these conditions.
2.Measure finger size few times and calculate the average measurement. Do not use string or paper stripe to measure.

Ring size ranges:

Women’s rings range from size 3 to 9. The average is 6.
Men’s rings range from size 8 to 14. The average is 9.

Buying the Ring as a Surprise:

Take one of her rings of the correct finger for measuring the inside diameter in mm
or to compare it with the printable PDF ring sample below.

Printable Ring Size Guide:

Use the printed page as a template to put a ring over for size match.
This measurement might not be accurate.


Open PDF file for measuring

Click here for printable ring size conversion chart


                                                                            
                                                                  International ring size conversion chart

British Ring Size

Inside Diameter mm

European Size 

American Size (approx)

 

British Ring Size

Inside Diameter mm

European Size

American Size (approx)

A

12.065

.

.

 

.

17.221

.

7

.

12.096

38

.


N 1/2

17.381

.

.

A 1/2

12.263

.

.


.

17.507

55

.

.

12.344

.

1


O

17.577

.

.

.

12.414

39

.


.

17.628

.

7 1/2

 

B

12.459

.

.


O 1/2

17.775

.

.

B 1/2

12.657

.

.


.

17.826

56

.

.

12.733

40

.


P

17.971

.

.

.

12.751

.

1 1/2


.

18.034

.

8

C

12.852

.

.


.

18.144

57

.

C 1/2

13.051

41

.


P 1/2

18.169

.

.

.

13.157

.

2


Q

18.364

.

.

D

13.246

.

.


.

18.453

.

8 1/2

.

13.369

42

.


.

18.462

58

.

D 1/2

13.444

.

.


Q 1/2

18.562

.

.

.

13.564

.

2 1/2


R

18.758

.

.

E

13.64

.

.


.

18.78

59

.

.

13.678

43

.


.

18.872

.

9

E 1/2

13.838

.

.


R 1/2

18.956

.

.

.

13.97

.

3


.

19.098

60

.

.

14.006

44

.


S

19.152

.

.

F

14.034

.

.


.

19.279

.

9 1/2

F 1/2

14.232

.

.


S 1/2

19.35

.

.

.

14.324

45

.


.

19.416

61

.

.

14.376

.

3 1/2


T

19.545

.

.

G

14.427

.

.


.

19.736

62

.

G 1/2

14.625

.

.


T 1/2

19.741

.

.

.

14.642

46

.


.

19.761

.

10

.

14.783

.

4


U

19.939

.

.

H

14.821

.

.


.

20.054

63

.

.

14.961

47

.


U 1/2

20.137

.

.

H 1/2

15.019

.

.


.

20.168

.

10 1/2

.

15.189

.

4 1/2


V

20.333

.

.

I

15.215

.

.


.

20.372

64

.

 

15.279

48

.


V 1/2

20.531

.

.

I 1/2

15.413

.

.


.

20.599

.

11

.

15.597

49

5


.

20.69

65

.

J

15.608

.

.


W

20.726

.

.

J 1/2

15.806

.

.


W 1/2

20.925

.

.

.

15.916

50

.


.

21.008

66

11 1/2

K

16.002

.

5 1/2


X

21.12

.

.

K 1/2

16.2

.

.


X 1/2

21.318

.

.

.

16.234

51

1


.

21.326

67

.

L

16.396

.

6


.

21.412

.

12

.

16.552

52

.


Y

21.514

.

.

L 1/2

16.594

.

.


.

21.645

68