Stock / Hearts and Arrows diamonds Education / Facts about diamonds Famous / Dresden Green Gallery / Handmade ring designs

Jason Withers
Anything is possible with your own exclusive master jeweller
Original-Diamonds Limited ©®
HomeSend LetterSitemap

Diamonds Brisbane Sydney
We have 8 guests online

Jewelry Knowledge

Our newsletter

Enter your e-mail to subscribe to our monthly newsletter

Your e-mail
 

View newsletter archive

Our Reviews




318

Q Certified Jeweller

Q Report

The Q Report provides our customers with immediate world wide insurance against loss or damage for a 12 month period. This unique innovation is a world first. Click here for more...


Home > Diamond Education >


Ring Size Calculator

Instructions:

  1. Wrap a strip of paper about 5mm or 1/4 inch wide snugly around your finger.
  2. Mark the point where the ends meet.
  3. Lay the piece of paper flat and measure length either in millimeters or Inches with a ruler, "this is the circumference of your finger"
  4. Select the circumference measurement that closest match's your circumference.
Circumference,
in inches
Circumference,
in mm
American & Asian sizes Australian, Asian & British sizes
1.21 30.7 0000 A - 1 1/2
1.31 33.2 00 A - 1
1.41 35.7 - A - 1/2
1.46 37.0 1/2 A
1.49 37.8 3/4 A 1/2
1.51 38.3 1 B
1.54 39.1 1 1/4 B 1/2
1.56 39.6 1 1/2 C
1.59 40.3 1 3/4 C 1/2
1.61 41.0 2 D
1.64 41.6 2 1/4 D 1/2
1.66 42.2 2 1/2 E
1.69 42.9 2 3/4 E 1/2
1.71 43.6 3 F
1.73 43.9 3 1/8 F 1/2
1.74 44.2 3 1/4 F 3/4
1.75 44.5 3 3/8 G
1.76 44.8 3 1/2 G 1/4
1.78 45.1 3 5/8 G 1/2
1.79 45.4 3 3/4 H
1.81 46.1 4 H 1/2
1.84 46.6 4 1/4 I
1.86 47.3 4 1/2 I 1/2
1.88 47.7 4 5/8 J
1.90 48.1 4 3/4 J 1/4
1.92 48.7 5 J 1/2
1.93 49.0 5 1/8 K
1.94 49.3 5 1/4 K 1/4
1.95 49.6 5 3/8 K 1/2
1.96 49.9 5 1/2 L
1.99 50.5 5 3/4 L 1/4
2.00 50.9 5 7/8 L 1/2
2.02 51.2 6 M
2.04 51.8 6 1/4 M 1/2
2.07 52.5 6 1/2 N
2.09 53.1 6 3/4 N 1/2
2.12 53.8 7 O
2.13 54.1 7 1/4 O 1/2
2.17 55.0 7 1/2 P
2.19 55.7 7 3/4 P 1/2
2.22 56.4 8 Q
2.24 56.9 8 1/4 Q 1/2
2.26 57.4 8 1/2 Q 3/4
2.27 57.7 8 5/8 R
2.28 57.9 8 3/4 R 1/4
2.29 58.3 8 7/8 R 1/2
2.31 58.6 9 R 3/4
2.33 59.2 9 1/8 S
2.35 59.6 9 1/4 S 1/4
2.36 59.9 9 3/8 S 1/2
2.37 60.2 9 1/2 S 3/4
2.38 60.5 9 5/8 T
2.39 60.8 9 3/4 T 1/4
2.42 61.5 10 T 1/2
2.44 62.1 10 1/4 U
2.47 62.6 10 1/2 U 1/2
2.48 63.0 10 5/8 V
2.49 63.4 10 3/4 V 1/4
2.52 64.1 11 V 1/2
2.53 64.4 11 1/8 W
2.54 64.6 11 1/4 W 1/4
2.56 64.9 11 3/8 W 1/2
2.57 65.3 11 1/2 W 3/4
2.58 65.7 11 5/8 X
2.59 65.8 11 3/4 X1/4
2.60 66.0 11 7/8 X 1/2
2.62 66.6 12 Y
2.65 67.2 12 1/4 Y 1/2
2.67 67.9 12 1/2 Z
2.70 68.5 12 3/4 Z 1/2
2.73 69.2 13 Z + 1