Ring Size Chart

Indian Ring Size Guide & Calculator

Find your exact Indian ring size accurately from the comfort of your home.

Enter your finger circumference in millimeters (mm) below:

Finger Circumference (mm)

Please enter a valid number in millimeters.

Your Estimated Indian Size:

Size --

Cut a strip of paper (1 cm wide and 10 cm long).
Wrap it snugly around the base of your intended finger.
Mark the exact spot where the paper overlaps.
Measure the length from the edge to the mark using a ruler in millimeters (mm).
Enter the mm reading in the checker above or check the chart below.

Pick a well-fitting ring that belongs to the same finger.
Place the ring over a flat ruler.
Measure the internal width across the widest center point in millimeters (mm) (do not include metal edges).
Match the measurement with the Inside Diameter column in our chart below.

Indian Size	Circumference (mm)	Inside Diameter (mm)	US / Canada Equivalent
6	45.9 mm	14.6 mm	US 3.5
7	47.1 mm	15.0 mm	US 4
8	48.3 mm	15.4 mm	US 4.5
9	49.6 mm	15.8 mm	US 5
10	50.9 mm	16.2 mm	US 5.5
11	52.1 mm	16.6 mm	US 6
12	53.4 mm	17.0 mm	US 6.5
13	54.6 mm	17.4 mm	US 7
14	55.9 mm	17.8 mm	US 7.5
15	57.2 mm	18.2 mm	US 8
16	58.4 mm	18.6 mm	US 8.5
17	59.7 mm	19.0 mm	US 9
18	60.9 mm	19.4 mm	US 9.5
19	62.2 mm	19.8 mm	US 10
20	63.5 mm	20.2 mm	US 10.5
21	64.7 mm	20.6 mm	US 11
22	66.0 mm	21.0 mm	US 11.5
23	67.2 mm	21.4 mm	US 12
24	68.5 mm	21.8 mm	US 12.5
25	69.7 mm	22.2 mm	US 13

Download our true-to-scale PDF ring size sheet with cut-out paper belts and circular matching tools.