Ring Size Conversion Chart
| Circ. (CM) | Diameter (CM) | Size | UK | US |
| 39,3 | 12,5 | 40 | - | 1 |
| 40,5 | 12,9 | 40,5 | - | 1 - |
| 42,1 | 13,4 | 41,5 | D | 2 |
| 43,3 | 13,8 | 43 | E | 2 - |
| Size | Circumference | Diameter |
|---|---|---|
| 2 | 4.15 cm | 1.32 cm |
| 3 | 4.41 cm | 1.41 cm |
| 4 | 4.66 cm | 1.48 cm |
| 5 | 4.93 cm | 1.57 cm |
How to determine your ring size?
- Start by cutting out a strip of paper that is approximately 3/4-inch wide and 4 inches long.
- Wrap the paper around the base of the intended finger, and then mark where the paper overlaps. ...
- After finding this measurement, use our conversion chart to find the corresponding ring size.
How many centimeters are in a ring size?
Compare the centimeter width of your ring finger to a ring sizing chart to determine the appropriate ring size for your finger. For example, if your ring finger was 5 centimeters, you have a ring size of 4. Stephen Lilley is a freelance writer who hopes to one day make a career writing for film and television.
What ring size Am I?
To find your ring size, wrap a flexible measuring tape around the widest part of your finger, near the knuckle. Aim for a snug but comfortable fit, and make sure to measure the exact finger where you plan to wear the ring, since even the same finger on different hands can be different sizes.
What ring size is 2.5 inches?
Ring Size Chart
| Ring Size | Inside Circumference (Inches) | Inside Circumference (Centimeters) |
| 2 | 1.63" | 4.14 cm |
| 2.5 | 1.69" | 4.29 cm |
| 3 | 1.74" | 4.41 cm |
| 3.5 | 1.79" | 4.54 cm |
What size ring is 2cm diameter?
Guide to ring sizesSizeCircumferenceDiameter236.28 cm2.00 cm246.45 cm2.06 cm256.68 cm2.13 cm266.80 cm2.17 cm23 more rows
What size ring is 2 inch diameter?
InchesMillimetersRING SIZE1.8948 mm4 1/21.9449 mm - 50 mm51.99 (2 inches)51 mm5 1/22.0452 mm619 more rows
Is ring size measured in cm?
Make sure your measurement is in cm and be sure to take the exact measurement. For example, 5.7cm. Do not round the number up or down. This number is your new ring size and needs to be exact....Use the ring size chart below to find your fit:Circumference (cm)Ring Size6.5 cm87 cm97.5 cm108 cm113 more rows•Jun 22, 2021
What size is a 2 mm ring?
How wide is a 2mm ring? A 2mm ring is as about the width of a nickle. A standard U.S uses nickle measures 1/16 of an inch, which is almost 2mm wide.
What is size 7 ring in CM?
5.43 cmRing Size ChartRing SizeInside Circumference (Inches)Inside Circumference (Centimeters)62.04"5.18 cm6.52.09"5.30 cm72.14"5.43 cm7.52.19"5.56 cm13 more rows
What size ring is 1.6 cm diameter?
For example, if the inner diameter of the ring is 1.6cm, it is between size US 5 and US 5.5. Since 1.6cm is closer to 1.61cm, pick US 5.5.
How can I calculate my ring size?
Ring Size Calculation Wrap your finger in a piece of string, paper, or tape. Mark the point of meeting of the two ends. Measure the string, paper, or tape to get your finger circumference. Divide it by a calculator number such as 3.15 to get your finger diameter.
How do I find my ring size?
Measure your ring size with these steps:Wrap string or paper around the base of your finger.Mark the point where the ends meet with a pen.Measure the string or paper with a ruler (mm).Pick the closest measurement on the ring size chart to find your ring size.
How do you measure your ring size with a tape measure in cm?
Wrap a flexible tape measure around your ring finger to find the size of your finger, in centimeters. Do not wrap the tape measure tightly around your finger. For the most accurate measurement, wrap the tape measure at the level of tightness ideal for wearing a ring on that finger.
How wide is 2mm?
2mm = just over 1/16 inch.
Is a 2mm wedding band too thin?
2mm: Narrow, perfect if you want a thin band to sit against an engagement ring or just a more delicate band. 3mm (Spaghetti) : “Classic feminine width” fits nicely next to an engagement ring, but is also weighty enough to be worn on its own. 4mm: For anyone who wants a midrange band.
What size is 1.7 cm ring?
THINGS NOT TO DO:SizeCircumferenceDiameter65.19 cm1.65 cm75.45 cm1.73 cm85.71 cm1.81 cm95.96 cm1.89 cm7 more rows
How to measure ring size?
The best and the most accurate way to know your ring size is to measure the circumference of your finger. Here's how to do it at home: 1 Cut a strip of paper or a piece of non-stretchy string. 2 Wrap it around the base of your finger (not too tight, but just how you would like the ring to sit). 3 Mark the point on it where it completes the circle. 4 Measure the length of the string or paper with a ruler. 5 Find out your ring size on our conversion chart above.
How to know what size ring you have?
The best and the most accurate way to know your ring size is to measure the circumference of your finger. Here's how to do it at home: Cut a strip of paper or a piece of non-stretchy string. Wrap it around the base of your finger (not too tight, but just how you would like the ring to sit).
Do you have to check your ring size before buying?
Please carefully select the proper size for you. Sizes between different stores are not necessarily comparable with each other and so the sizes may vary. You should always check your ring size before buying it. To guarantee you get the right size, please view the chart above and recheck your size, even if it is in your knowledge before shopping ...
How to measure your ring size
If you don't already know your ring size or don't have measurements to use when referring to our ring sizing chart below, then you're in luck.
Ring size conversion chart
Below is our full Ring Size Chart. It shows ring sizes in both mm and inches, plus internal diameter and external diameter. It also shows conversions between the numerical (USA, Asia) and alphabetical (Australia, UK) ring size measuring systems.
About the author
Simone Walsh is an Australian jewellery designer and maker who has been creating unique jewellery in silver, gold and gemstones for over 25 years. She lives and works on the beautiful Fleurieu Peninsula outside Adelaide in South Australia, where she's lucky enough to walk on the beach and visit vineyards in her free time.
What is the average ring size for a man?
If you are really can’t find out what another other person’s ring size is then it might be useful to know that the average ring size for a man is 9 to 10 and the average ring size for a woman is 6 to 6.5.
How to find out your ring size?
Once you know the circumference of your finger, working out what your ring size is very straightforward. Simply locate the circumference of your finger, in either millimeters of inches, on the chart that we have provided below, and then you will able to look up your US ring size.
How to measure finger size?
To measure your finger, simply take a piece of paper or a length of string and wrap it around your finger, making sure that it isn’t too tight.
Can you borrow a ring that you already own?
You could try to borrow a ring that the person already owns and take the ring size from the diameter of that, but you will need to make sure that it is a ring that the person wears on the same finger that they will wear the ring that you are buying them.
About US Ring Size
Different jewelry rings size systems are used around the world. The ring size system found in the ring size chart on this page is used in the following countries:
How to Use Ring Size Chart?
You can use the US ring size chart below in two different ways, both for determining your ring size based on finger measurement (easily measured at home, see below), or finding the ring size of a already perfect fitting ring (so that you can buy the same size again). Smart, huh?
Tips, Tricks or Questions?
Do you have tips, tricks or questions about ring sizing? Let us hear! Thanks :)
Request a Free Ring Sizer
We are happy to help you figure out the right ring size, or send you a free ring sizing kit anywhere in the US or Canada. Click ask a designer or livechat to request help or a kit.
Helpful Hints
Wider rings will feel much tighter than narrow rings, and top heavy solitaires need to be fairly tight to avoid excessive spinning.