Ring Sizer Guide
If you are planning to buy a ring for a loved one but are unsure of their ring size, we can help. Download our free ring sizer guide to find out your ring size at home. All you have to do is simply click here to download, and follow the instructions below. Of course, we will be happy to assist you any way we can so please feel free to get in touch with any queries you may have.
Download the PDF file above, print to scale on A4 paper, and using a pair of scissors cut around the dotted lines to reveal your finger sizer.
You can check the document is printed to scale by measuring the 5cm line once printed.
Make a slit in the sizer where shown, and wrap the band sizer around your finger, with the end of the band poking through the slit you’ve made.
The sizer should fit comfortably around your finger, take care to ensure it is. not too tight. Make sure you can remove the sizer over your knuckle.
The letter indicated by the “Ring Size” in the slit indicates the ring size you will need. This guide is for indication purposes only, and should you have any questions please get in touch with us directly and we will be happy to assist you in any way.
Below is our international ring size conversion chart which is useful if you would like to compare ring sizes from UK to USA and Europe:
Find your ring size with our International Conversion Chart
| Ring Diameter (Inside) | Ring Circumference (Inside) | ‹ International Standard Sizes › | ||||
| MM | Inches | MM | Inches | Britan & Australia | USA & Canada | Europe |
| 9.9 | 0.390 | 31.1 | 1.22 | · | 0000 | · |
| 10.7 | 0.442 | 33.7 | 1.39 | · | 00 | · |
| 11.5 | 0.454 | 36.2 | 1.43 | · | 0 | · |
| 12.0 | 0.470 | 37.5 | 1.50 | A | 1/2 | · |
| 12.2 | 0.479 | 38.3 | 1.51 | A 1/2 | 3/4 | · |
| 12.4 | 0.487 | 38.9 | 1.53 | B | 1 | · |
| 12.6 | 0.506 | 39.6 | 1.56 | B 1/2 | 1 1/4 | · |
| 12.8 | 0.503 | 40.2 | 1.58 | C | 1 1/2 | · |
| 13.0 | 0.511 | 40.8 | 1.61 | C 1/2 | 1 3/4 | · |
| 13.2 | 0.520 | 41.5 | 1.63 | D | 2 | 41 1/2 |
| 13.4 | 0.528 | 42.1 | 1.66 | D 1/2 | 2 1/4 | · |
| 13.6 | 0.536 | 42.8 | 1.68 | E | 2 1/2 | 42 3/4 |
| 13.8 | 0.544 | 43.5 | 1.71 | E 1/2 | 2 3/4 | · |
| 14.0 | 0.553 | 44.1 | 1.74 | F | 3 | 44 |
| 14.2 | 0.557 | 44.5 | 1.75 | F 1/2 | 3 1/8 | · |
| 14.3 | 0.561 | 44.8 | 1.76 | F 3/4 | 3 1/4 | · |
| 14.4 | 0.565 | 45.1 | 1.77 | G | 3 3/8 | 45 1/4 |
| 14.5 | 0.568 | 45.4 | 1.79 | G 1/4 | 3 1/2 | · |
| 14.6 | 0.573 | 45.7 | 1.80 | G 1/2 | 3 5/8 | · |
| 14.7 | 0.576 | 46.0 | 1.81 | H | 3 3/4 | 46 1/2 |
| 14.9 | 0.585 | 46.7 | 1.84 | H 1/2 | 4 | · |
| 15.0 | 0.592 | 47.3 | 1.86 | I | 4 1/4 | 47 3/4 |
| 15.3 | 0.601 | 48.0 | 1.89 | I 1/2 | 4 1/2 | · |
| 15.4 | 0.606 | 48.4 | 1.90 | J | 4 5/8 | 50 |
| 15.5 | 0.611 | 48.8 | 1.92 | J 1/4 | 4 3/4 | · |
| 15.7 | 0.618 | 50.3 | 1.94 | J 1/2 | 5 | · |
| 15.8 | 0.622 | 50.6 | 1.95 | K | 5 1/8 | 50 |
| 15.9 | 0.625 | 50.0 | 1.97 | K 1/4 | 5 1/4 | · |
| 16.0 | 0.630 | 50.3 | 1.98 | K 1/2 | 5 3/8 | · |
| 16.1 | 0.634 | 50.6 | 1.99 | L | 5 1/2 | 51 3/4 |
| 16.3 | 0.642 | 51.2 | 2.02 | L 1/4 | 5 3/4 | · |
| 16.4 | 0.646 | 51.6 | 2.03 | L 1/2 | 5 7/8 | · |
| 16.5 | 0.650 | 51.9 | 2.04 | M | 6 | 52 3/4 |
| 16.7 | 0.658 | 52.5 | 2.07 | M 1/2 | 6 1/4 | · |
| 16.9 | 0.666 | 53.2 | 2.09 | N | 6 1/2 | 54 |
| 17.1 | 0.674 | 53.8 | 2.12 | N 1/2 | 6 3/4 | · |
| 17.4 | 0.683 | 54.5 | 2.15 | O | 7 | 55 1/4 |
| 17.5 | 0.687 | 54.8 | 2.16 | O 1/2 | 7 1/4 | · |
| 17.8 | 0.698 | 55.8 | 2.20 | P | 7 1/2 | 56 1/2 |
| 18.0 | 0.707 | 56.5 | 2.22 | P 1/2 | 7 3/4 | · |
| 18.2 | 0.716 | 57.1 | 2.25 | Q | 8 | 57 3/4 |
| 18.4 | 0.722 | 57.7 | 2.27 | Q 1/2 | 8 1/4 | · |
| 18.5 | 0.729 | 58.2 | 2.29 | Q 3/4 | 8 1/2 | · |
| 18.6 | 0.733 | 58.5 | 2.30 | R | 8 5/8 | 59 |
| 18.7 | 0.736 | 58.7 | 2.31 | R 1/4 | 8 3/4 | · |
| 18.8 | 0.740 | 59.1 | 2.32 | R 1/2 | 8 7/8 | · |
| 18.9 | 0.743 | 59.3 | 2.35 | R 3/4 | 9 | · |
| 19.1 | 0.752 | 60.0 | 2.36 | S | 9 1/8 | 60 1/4 |
| 19.2 | 0.757 | 60.4 | 2.38 | S 1/4 | 9 1/4 | · |
| 19.3 | 0.760 | 60.7 | 2.39 | S 1/2 | 9 3/8 | · |
| 19.4 | 0.764 | 61.0 | 2.40 | S 3/4 | 9 1/2 | · |
| 19.5 | 0.768 | 61.3 | 2.41 | T | 9 5/8 | 61 1/2 |
| 19.6 | 0.772 | 61.6 | 2.43 | T 1/4 | 9 3/4 | · |
| 19.8 | 0.781 | 62.3 | 2.45 | T 1/2 | 10 | · |
| 20.0 | 0.780 | 62.9 | 2.48 | U | 10 1/4 | 62 3/4 |
| 20.2 | 0.795 | 63.5 | 2.50 | U 1/2 | 10 1/2 | · |
| 20.3 | 0.800 | 63.8 | 2.51 | V | 10 5/8 | 63 |
| 20.4 | 0.805 | 64.2 | 2.53 | V 1/4 | 10 3/4 | · |
| 20.7 | 0.814 | 65.0 | 2.56 | V 1/2 | 11 | · |
| 20.8 | 0.817 | 65.2 | 2.57 | W | 11 1/8 | 65 |
| 20.9 | 0.821 | 65.5 | 2.58 | W 1/4 | 11 1/4 | · |
| 20.9 | 0.824 | 65.8 | 2.59 | W 1/2 | 11 3/8 | · |
| 21.0 | 0.830 | 66.2 | 2.61 | W 3/4 | 11 1/2 | · |
| 21.2 | 0.834 | 66.5 | 2.62 | X | 11 5/8 | 66 1/4 |
| 21.2 | 0.836 | 66.7 | 2.63 | X 1/4 | 11 3/4 | · |
| 21.3 | 0.838 | 66.9 | 2.64 | X 1/2 | 11 7/8 | · |
| 21.5 | 0.846 | 67.5 | 2.66 | Y | 12 | 67 1/2 |
| 21.7 | 0.854 | 68.1 | 2.68 | Y 1/2 | 12 1/4 | · |
| 21.9 | 0.861 | 68.8 | 2.71 | Z | 12 1/2 | 68 3/4 |
| 22.1 | 0.870 | 69.4 | 2.73 | Z +1/2 | 12 3/4 | · |
| 22.3 | 0.879 | 70.2 | 2.76 | Z+1 | 13 | · |
| 22.6 | 0.890 | 71.0 | 2.80 | Z+1.5 | 13.5 | · |
| 22.7 | 0.893 | 71.3 | 2.81 | Z+2 | · | · |
| 22.9 | 0.902 | 72.0 | 2.83 | Z+2.5 | · | · |
| 23.0 | 0.908 | 72.5 | 2.85 | Z+3 | · | · |
| 23.3 | 0.915 | 73.0 | 2.87 | Z+3.5 | · | · |
| 23.5 | 0.924 | 73.7 | 2.90 | Z+4 | · | · |
| 23.6 | 0.927 | 74.0 | 2.91 | Z+4.5 | · | · |
| 23.9 | 0.940 | 75.0 | 2.95 | Z+5 | · | · |
| 24.3 | 0.955 | 76.2 | 3.00 | Z+6 | · | · |
