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RingSizeConvert.com

Women's Ring Size Chart

The sizes most commonly worn by women, compared across every supported sizing system — plus what to know before buying stacking rings, thin bands, or an eternity ring.

How would you like to find your size?

Numeric size (e.g. 8) for US/Canada, EU, or Japan — or a letter size (e.g. P 1/2) for UK/Australia.

Is there a separate women's sizing system?

No — men's and women's rings are measured on the exact same US/Canada, UK/Australia, EU, and Japan scales shown throughout this site. "Women's ring size" simply refers to the range of sizes most commonly worn by women (roughly US/Canada 3 to 9), which is why we've filtered the chart below to that range for quicker scanning. If you need a larger size, the men's ring size chart or the full ring size chart covers the complete range.

Stacking and midi rings

Thinner bands and multi-ring stacks can fit differently than a single, wider band at the same nominal size.

A very thin band contacts less of the finger than a wide one, so it can feel slightly looser at the same nominal size — some people size stacking rings a touch smaller than their everyday band. If you plan to wear several rings on one finger at once, also check that their combined width still sits comfortably below the knuckle. Midi rings (worn above the first knuckle) are sized the same way, just measured on that smaller segment of the finger rather than the base.

Engagement and eternity rings

These are worth extra care before ordering, since resizing isn't always possible.

Use the same measuring process described in our measuring guide, but budget extra time to double-check the result — eternity bands and rings set with stones all the way around are often difficult or impossible to resize afterward without damaging the setting. When your measurement falls between two sizes, sizing up slightly is usually the safer choice, and always cross-check against the specific retailer's own chart before buying.

Common women's ring sizes

US/Canada 3-9, with equivalents and inner measurements in millimeters.

Common women's ring sizes
US / CanadaUS, CA, MXUK / AustraliaUK, IE, AU, NZ, ZAEUEU, FR, AT, BE, DK, SE, NO, FIGermany / NetherlandsDE, NLJapanJP, CN, KR, HK, SGIndia (Bluestone)India (Jewelove)India (VowJewels)India (The Vedic Crystals)Diameter (mm)Circumference (mm)
US / CanadaUS, CA, MX3UK / AustraliaUK, IE, AU, NZ, ZAFEUEU, FR, AT, BE, DK, SE, NO, FI44Germany / NetherlandsDE, NL14JapanJP, CN, KR, HK, SG4India (Bluestone)4.2India (Jewelove)4.2India (VowJewels)4India (The Vedic Crystals)5Diameter (mm)14.07Circumference (mm)44.2
US / CanadaUS, CA, MX3.5UK / AustraliaUK, IE, AU, NZ, ZAGEUEU, FR, AT, BE, DK, SE, NO, FI45.5Germany / NetherlandsDE, NL14.5JapanJP, CN, KR, HK, SG6India (Bluestone)5.49India (Jewelove)5.49India (VowJewels)5India (The Vedic Crystals)6Diameter (mm)14.48Circumference (mm)45.49
US / CanadaUS, CA, MX4UK / AustraliaUK, IE, AU, NZ, ZAHEUEU, FR, AT, BE, DK, SE, NO, FI47Germany / NetherlandsDE, NL15JapanJP, CN, KR, HK, SG7India (Bluestone)6.75India (Jewelove)6.75India (VowJewels)6India (The Vedic Crystals)7Diameter (mm)14.88Circumference (mm)46.75
US / CanadaUS, CA, MX4.5UK / AustraliaUK, IE, AU, NZ, ZAIEUEU, FR, AT, BE, DK, SE, NO, FI48Germany / NetherlandsDE, NL15.5JapanJP, CN, KR, HK, SG8India (Bluestone)8.03India (Jewelove)8.03India (VowJewels)7India (The Vedic Crystals)8Diameter (mm)15.29Circumference (mm)48.03
US / CanadaUS, CA, MX5UK / AustraliaUK, IE, AU, NZ, ZAJ½EUEU, FR, AT, BE, DK, SE, NO, FI49.5Germany / NetherlandsDE, NL15.5JapanJP, CN, KR, HK, SG9India (Bluestone)9.32India (Jewelove)9.32India (VowJewels)8India (The Vedic Crystals)9Diameter (mm)15.7Circumference (mm)49.32
US / CanadaUS, CA, MX5.5UK / AustraliaUK, IE, AU, NZ, ZAK½EUEU, FR, AT, BE, DK, SE, NO, FI50.5Germany / NetherlandsDE, NL16JapanJP, CN, KR, HK, SG10India (Bluestone)10.58India (Jewelove)10.58India (VowJewels)9India (The Vedic Crystals)10Diameter (mm)16.1Circumference (mm)50.58
US / CanadaUS, CA, MX6UK / AustraliaUK, IE, AU, NZ, ZAL½EUEU, FR, AT, BE, DK, SE, NO, FI52Germany / NetherlandsDE, NL16.5JapanJP, CN, KR, HK, SG11India (Bluestone)11.87India (Jewelove)11.87India (VowJewels)10India (The Vedic Crystals)11Diameter (mm)16.51Circumference (mm)51.87
US / CanadaUS, CA, MX6.5UK / AustraliaUK, IE, AU, NZ, ZAM½EUEU, FR, AT, BE, DK, SE, NO, FI53Germany / NetherlandsDE, NL17JapanJP, CN, KR, HK, SG13India (Bluestone)13.16India (Jewelove)13.16India (VowJewels)11India (The Vedic Crystals)12Diameter (mm)16.92Circumference (mm)53.16
US / CanadaUS, CA, MX7UK / AustraliaUK, IE, AU, NZ, ZAN½EUEU, FR, AT, BE, DK, SE, NO, FI54.5Germany / NetherlandsDE, NL17.5JapanJP, CN, KR, HK, SG14India (Bluestone)14.41India (Jewelove)14.41India (VowJewels)12India (The Vedic Crystals)13Diameter (mm)17.32Circumference (mm)54.41
US / CanadaUS, CA, MX7.5UK / AustraliaUK, IE, AU, NZ, ZAO½EUEU, FR, AT, BE, DK, SE, NO, FI55.5Germany / NetherlandsDE, NL17.5JapanJP, CN, KR, HK, SG15India (Bluestone)15.7India (Jewelove)15.7India (VowJewels)13India (The Vedic Crystals)14Diameter (mm)17.73Circumference (mm)55.7
US / CanadaUS, CA, MX8UK / AustraliaUK, IE, AU, NZ, ZAP½EUEU, FR, AT, BE, DK, SE, NO, FI57Germany / NetherlandsDE, NL18JapanJP, CN, KR, HK, SG16India (Bluestone)16.99India (Jewelove)16.99India (VowJewels)14India (The Vedic Crystals)15Diameter (mm)18.14Circumference (mm)56.99
US / CanadaUS, CA, MX8.5UK / AustraliaUK, IE, AU, NZ, ZAQ¼EUEU, FR, AT, BE, DK, SE, NO, FI58.5Germany / NetherlandsDE, NL18.5JapanJP, CN, KR, HK, SG17India (Bluestone)18.25India (Jewelove)18.25India (VowJewels)15India (The Vedic Crystals)16Diameter (mm)18.54Circumference (mm)58.25
US / CanadaUS, CA, MX9UK / AustraliaUK, IE, AU, NZ, ZAR½EUEU, FR, AT, BE, DK, SE, NO, FI59.5Germany / NetherlandsDE, NL19JapanJP, CN, KR, HK, SG18India (Bluestone)19.53India (Jewelove)19.53India (VowJewels)16India (The Vedic Crystals)17Diameter (mm)18.95Circumference (mm)59.53

Frequently asked questions

What is the most common women's ring size?

There isn't one single "most common" size — it varies from person to person. Most women fall roughly within US/Canada size 3 to 9, which is why the chart above focuses on that range. Use the calculator above to find your specific size rather than relying on an average.

Do thin or stackable rings need a different size than a regular band?

The size itself doesn't change, but fit can feel different. A very thin band (common with stacking rings and midi rings) contacts less of the finger than a wide band, so it can feel slightly looser at the same nominal size — some people size stacking rings a quarter size smaller than their everyday band. If you're stacking several rings on one finger, also make sure their combined width still fits comfortably.

Should an engagement or eternity ring be sized differently?

Use the same measurement process as any other ring, but be extra careful before ordering — eternity bands and rings with stones set all the way around are often difficult or impossible to resize afterward. When in doubt, size up slightly and confirm with the jeweler's own chart before purchasing.

Can I use my current ring to find my size?

Yes — measure the inside diameter of a ring that already fits well and enter it in "I have a ring that fits" mode above.