How do I measure my ring size at home?

Wrap a thin strip of paper or string around the base of your finger, mark where it overlaps, then measure the length in mm. That is your circumference. Divide by π (3.14159) to get your diameter, then use our chart to find your Indian ring size.

What is the most common ring size for women in India?

The most common ring sizes for women in India are Indian sizes 10–14, which correspond to US sizes 5–6.5 and UK sizes J–M, with inner diameters of approximately 15.7mm to 16.9mm.

Should I size up or down if I am between sizes?

If you are between two sizes, it is generally better to size up. A ring that is slightly loose is easier to adjust than one that is too tight, and finger size can fluctuate with temperature and activity.

When is the best time to measure my ring size?

Measure your finger in the afternoon or evening when fingers are at their largest. Avoid measuring when you are cold, just woken up, or after exercise as these conditions cause temporary size changes.

Is Indian ring size the same as European ring size?

No. Indian ring sizes (1–30) are different from European sizes. Indian size 12 roughly corresponds to European size 52, US size 6, and UK size L with a 16.5mm diameter. Always use a conversion chart when ordering internationally.

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Find Your Perfect Ring Size

Measure at home using a string or existing ring — get Indian, US, and UK sizes instantly

Choose Your Measurement Method

Wrap a thin strip of paper or string around the base of your finger. Mark where it meets, then measure that length in millimetres.

Finger Circumference (mm)

Typical range: 40mm – 75mm

Place an existing ring on a ruler and measure the inner diameter (the empty space inside) in millimetres.

Inner Ring Diameter (mm)

Typical range: 13mm – 26mm

Your Ring Size

Indian Size

US Size

UK Size

Diameter (mm)

Nearest standard size shown. If between sizes, size up.

Measurement is outside the typical range. Please check your input and try again.

Ring Size Conversion Chart

Indian, US, UK sizes and inner diameters

Indian	US Size	UK Size	Diameter (mm)	Circumference (mm)
5	2.5	E	13.6mm	42.7mm
6	3	F	14mm	44mm
7	3.5	G	14.4mm	45.2mm
8	4	H	14.9mm	46.8mm
9	4.5	I	15.3mm	48.1mm
10	5	J	15.7mm	49.3mm
11	5.5	K	16.1mm	50.6mm
12	6	L	16.5mm	51.8mm
13	6.5	M	16.9mm	53.1mm
14	7	N	17.3mm	54.4mm
15	7	N	17.3mm	54.4mm
16	7.5	O	17.7mm	55.6mm
17	8	P	18.2mm	57.1mm
18	8.5	Q	18.6mm	58.4mm
19	9	R	19mm	59.7mm
20	9.5	S	19.4mm	61mm
21	10	T	19.8mm	62.2mm
22	10.5	U	20.2mm	63.5mm
23	11	V	20.6mm	64.7mm
25	12	X	21.4mm	67.2mm
27	13	Z	22.2mm	69.7mm

Frequently Asked Questions

Wrap a thin strip of paper or string around the base of your finger, mark where it overlaps, and measure the length in mm. That is your finger circumference. Enter it above to get your size instantly.

Indian sizes 10–14 (US 5–6.5, UK J–M) are most common for women, with inner diameters around 15.7mm to 16.9mm. Men typically wear Indian sizes 16–22.

Size up slightly — a ring that is a fraction loose is easier to resize than one that is too tight. Finger size also fluctuates with heat, cold, and time of day.

Measure in the afternoon or evening when fingers are at their largest. Cold temperatures make fingers shrink, and morning swelling can make them seem larger. Measure 2–3 times and average the result.

No. Indian sizes (1–30) differ from European sizes. Indian size 12 ≈ European size 52 = US 6 = UK L = 16.5mm diameter. Always cross-reference with a chart when buying internationally.

Measuring Tips

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Best Time to Measure

Measure in the late afternoon when fingers are at normal size. Avoid mornings (puffy) or cold weather (fingers shrink).

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Using a Strip of Paper

Cut a 1cm × 12cm strip. Wrap snugly around your finger base. Mark the overlap with a pen, then measure with a ruler.

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Common Mistakes

Don't pull the string too tight — it should slide over the knuckle. Wide band rings (>6mm) need half a size up for comfort.

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Measure Multiple Times

Measure 2–3 times on different days and average the readings for the most accurate result.

Quick Reference

Small (Women)Indian 8–11

Medium (Women)Indian 12–15

Large (Women)Indian 16–18

Small (Men)Indian 15–17

Medium (Men)Indian 18–21

Large (Men)Indian 22–26

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