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Ring size guide

In order to ensure that your ring fits you perfectly, please refer to the options below including a ring measurement chart to guide you. The options work as a diamond ring size guide as well as a metal ring size guide.

Option 1

Measure by string or paper test

Chose the finger you want to wear the ring on, keeping in mind that your dominant hand tends to have larger fingers than your non dominant hand and then take your measurements.

Step

Cut a thin strip of paper or take a string about 3 inches long

Step

Wrap it tight around the bottom of your finger and using a pen mark where the ends overlap

Step

Lay it flat & using a ruler measure the length in millimetres and find the corresponding ring size on our chart below

Ring size chart

Find out the right size from our international ring size chart below.

Ring size chart

For women

US UK Japan EU Inner Diameter
(In MM)
3 F 4 44 44
3 1/4 F 1/2 4 1/2 45 45
3 3/4 G 1/2 6 46 46
4 H 7 47 47
4 1/2 I 8 48 48
4 3/4 I 1/2 9 49 49
5 1/4 J 1/2 10 50 50
5 1/2 K 11 51 51
6 L 12 52 52
6 1/2 M 13 53 53
6 3/4 M 1/2 14 54 54
7 1/4 N 1/2 15 55 55
7 1/2 O 16 56 56
8 P 17 57 57
8 1/4 P 1/2 18 58 58
8 3/4 Q 1/2 19 59 59
9 R 20 60 60
Ring size chart

For men

US UK Japan EU Inner Diameter
(In MM)
8 P 17 57 57
8 1/4 P 1/2 18 58 58
8 3/4 Q 1/2 19 59 59
9 R 20 60 60
9 1/2 S 21 61 61
9 3/4 S 1/2 22 62 62
10 1/4 T 1/2 23 63 63
10 1/2 U 24 64 64
11 V 25 65 65
11 1/2 V 1/2 26 66 66
11 3/4 W 1/2 27 67 67
12 X 1/2 28 68 68
12 1/2 Y 29 69 69
13 Z 30 70 70
13 1/2 Z 1/2 31 71 71
Option 2

Printable PDF guide on how to measure your ring size at home

If you’re still unsure about how to know your ring size, download the printable size guide for more options that give you a step by step process on how to calculate the correct ring size.

Download PDF

People also ask

How to find out your ring size?

To measure your ring size at home, start with taking a strip of paper or rope and wrapping it around the base of the finger where you want to wear the ring. Mark the point where the ends meet and measure it against a ruler. This is the circumference of the ring. Now, you can use the finger ring size table on Jewelili and pick the closest measurement to the circumference. This is your ring size.

How do you figure out your ring size without measuring it?

You will require a string, rope, or a strip of paper to wrap around the base of the finger. The point at which the ends meet, that will have to be measured on the ruler and then referenced against the finger ring size table on Jewelil.

Does your ring size change with age?

Yes, it does. Change in weight, pregnancy, or onset of any illness can affect your ring size.

What is the standard engagement ring size?

The standard engagement ring size is 7 and is usually around one carat.

Are wedding and engagement rings the same size?

Yes, they are the same size. If the engagement ring is correctly sized, you can get the wedding band of the same ring size.