How to Measure your ring size

Follow our guide bellow to work our the correct ring size for your finger

LAB CREATED DIAMOND RINGS

How to measure using an existing ring

  1. Select an existing ring that fits the desired finger.
  2. Measure the internal diameter of the ring (in mm)
  3. Use the below chart to determine your ring size.

Measure with an Existing Ring Chart

Β INTERNAL DIAMETER (MM) 14.1 14.9 15.7 16.5 17.3 18.1 19.0 19.8 20.6 21.4 22.2
US/CANADA RING SIZE 3 4 5 6 7 8 9 10 11 12 13
UK/AUSTRALIA RING SIZE F H J L N P R T V W Z
GERMAN RING SIZE 14 15 15 3/4 16 1/2 17 1/4 18 19 20 20 3/4 21 1/4 22
INTERNAL DIAMETER (MM) US/CAN RING SIZE UK/AUS RING SIZE GERMAN RING SIZE
14.1 3 F 14
14.9 4 H 15
15.7 5 J 15 3/4
16.5 6 L 16 1/2
17.3 7 N 17 1/4
18.1 8 P 18
19.0 9 R 19
19.8 10 T 20
20.6 11 V 20 1/4
21.4 12 X 21 1/4
22.2 13 Z 22

MEASURE USING YOUR FINGER

  1. Wrap a strip of paper around your finger where you’d like your ring to be.
  2. Make sure that the paper is pulled snug to your finger, the tighter the better, to find your best fit.
  3. Mark the spot where the paper meets and measure the distance with a ruler (mm).
  4. Use the below chart to determine your ring size.

Measure your finger Ring Chart

CIRCUMFERENCE (MM) 44.2 46.8 49.3 51.9 54.4 57.0 59.5 62.1 64.6 67.2 67.7
US/CANADA RING SIZE 3 4 5 6 7 8 9 10 11 12 13
UK/AUSTRALIA RING SIZE F H J L N P R T V W Z
GERMAN RING SIZE 14 15 15 3/4 16 1/2 17 1/4 18 19 20 20 3/4 21 1/4 22
CIRCUMFERENCE (MM) US/CANADA RING SIZE UK/AUSTRALIA RING SIZE GERMAN RING SIZE
44.2 3 F 14
46.8 4 H 15
49.3 5 J 15 3/4
51.9 6 L 16 1/2
54.4 7 N 17 1/4
57.0 8 P 18
59.5 9 R 19
62.1 10 T 20
64.6 11 V 20 1/4
67.2 12 X 21 1/4
67.7 13 Z 22

Watch the video on how to measure using your finger