A free, online, virtual sizing
tool + chart to help you find your ring size.

To get started, place a ring or similar item on the circle. Move the slider to get your ring size. If using a mobile phone, it's best to lay it down on a flat surface. The table below will show you the size in all regions.

Here are some other objects you can put around your finger and then place on the circle:

×
  • Piece of paper
  • Dollar bill
  • Hair tie
  • Tape
  • String
  • Key ring
Shop Rings on Amazon
mm USA, Canada, Mexico India, China, Japan, South America UK, Australia, New Zealand France Germany Italy, Spain, Netherland, Switzerland

Discover the perfect fit for your next piece of jewelry with our revolutionary free, online, interactive sizing tool designed to effortlessly guide you in finding your ideal ring size from the comfort of your home. Say goodbye to the guesswork and inconvenience of traditional sizing methods. Our user-friendly platform offers a precise, quick, and easy way to measure your ring size in any location around the world, ensuring a perfect fit for any occasion. Whether you're shopping for yourself or selecting a gift for a loved one, our sizing tool is the go-to resource for accurate ring measurements, making your online jewelry shopping experience seamless and enjoyable.

FAQs

How do you size a ring?

How to Size a Ring:

Sizing a ring accurately is crucial for both comfort and security. Below are several methods and tools for ring sizing:

1. Professional Jeweler's Help

Visiting a professional jeweler is the most reliable method. They use:

  • Ring Sizers: A set of rings in various sizes to find your fit.
  • Mandrel: A rod to determine ring size by sliding the ring onto it.

2. Online Printable Guides

Many jewelry stores offer printable ring sizers which involve using a piece of string or paper.

3. Ring Sizing Tool or Kit

These kits provide a more accurate measurement at home and include a set of ring sizers.

4. Measuring an Existing Ring

Measure the inner diameter of a comfortable ring and use a chart to find its size.

5. Web-Based Sizers

You can use web or app based sizers to help determine size at home. Ringsizer.co will allow you to use a ring or similar object to find the size of your finger.

6. DIY Methods with String or Paper

A piece of string or paper can be used to measure finger size, though this method may be less accurate.

Tips for Accurate Ring Sizing

  • Measure at the end of the day when fingers are typically largest.
  • Consider the size of the knuckle compared to the base of the finger.
  • Avoid measuring when hands are too cold or too warm.
  • For best accuracy, use multiple methods and compare results.

Consulting with a professional jeweler is recommended for the best fit.

What are the most popular ring sizes for Women and Men?

Popular Ring Sizes for Men and Women:

Ring sizes can vary significantly among individuals, but average sizes tend to be more common based on general population statistics.

Average Ring Sizes

  • Women: The most popular ring sizes for women in the United States are typically between size 6 and size 7, with size 6.5 being often cited as the average.
  • Men: For men, the average ring size is usually between size 9 and size 10.

These averages can serve as a starting point for buying a ring as a gift. However, the best approach is to confirm the ring size with a professional measurement if possible, as individual needs can vary significantly.

How to find my ring size at home?

How to Size a Ring by Yourself

While not as precise as professional sizing, you can determine your ring size at home using various DIY methods:

1. String or Paper Method

Tools Needed: String or paper, ruler, pen or marker.

  1. Wrap the string or paper snugly around the base of your finger.
  2. Mark where the ends overlap.
  3. Measure the length in millimeters with a ruler.
  4. Compare this measurement to a ring size chart to determine your size.

2. Using a Ring That Fits

Tools Needed: A ruler or a ring sizing chart.

  1. Select a ring that fits the intended finger well.
  2. Measure the inner diameter of this ring in millimeters.
  3. Find the corresponding ring size on an online chart.

3. Printable Ring Sizers

Tools Needed: Printer, scissors.

  1. Print a ring size guide at 100% scale.
  2. Cut out the sizer or measured strip from the guide.
  3. Wrap it around your finger and note the indicated size.

4. Ring Sizing Website or App

Some smartphone apps can provide ring size estimates. Use something around the house like a string, paper or previous ring. Then, place this item on the website or app to meausre. It should provide a chart of to let you be able to get your size.

Tips for Accurate Self-Sizing:

  • Measure your finger when it's likely to be at its largest, typically at the end of the day.
  • The sizing tool should be snug but comfortable, especially over the knuckle.
  • Avoid measuring when your hands are too cold or too warm.
  • Repeat the measurement 1-2 times for consistency.
Is there a ring size chart?

Ring Size Chart (US Sizes)

Ring Size Diameter (mm) Circumference (mm)
5 15.7 49.3
6 16.5 51.9
7 17.3 54.4
8 18.1 57.0
9 18.9 59.5
10 19.76 62.1
11 20.57 64.6
12 21.39 67.2
13 22.2 69.7
How to find my girlfriends ring size?

How to Find Your Girlfriend's Ring Size Without Her Knowing

Finding out your girlfriend's ring size discreetly requires a mix of sneakiness and creativity. Here are some methods you can try:

1. Borrow One of Her Rings

Take a ring she already wears and get it sized by a jeweler or compare it to a printable ring size guide.

2. Enlist the Help of Friends or Family

They might know her size or be able to find out more subtly than you can.

3. Use Her Other Jewelry as a Guide

If she has other rings, even if not worn on her ring finger, they can give a jeweler a good starting point.

4. Compare Finger Sizes

When holding hands, compare her fingers to yours to estimate her ring size.

5. Ask Subtly or Hypothetically

Bring up the topic indirectly to see if she reveals her ring size.

6. Guess and Plan to Resize

Select an average size and ensure the ring can be resized if necessary.

7. Look for Clues in Her Accessories

Her jewelry box might contain clues or documents indicating her ring size.

8. Use a Ring Sizer

Find a way to get a ring of the finger you are looking to size. Use a website or app to measure the ring size.

Pro Tips: Be cautious if borrowing one of her rings to avoid detection. If asking friends or family for help, stress the importance of keeping the query a surprise. Consider the resizability of the ring; some designs are easier to adjust than others.