Ring Size

How To Measure Ring Size In Centimeters

Are you looking to buy the perfect ring for yourself or a loved one but aren’t sure about the ring size in centimeters? Don’t worry; you’ve come to the right place.

In this article, we’ll guide you through the process of measuring ring size in centimeters, ensuring that you get a perfect fit every time. No more struggling with loose or tight rings that simply won’t do.

Table of Contents

What is Ring Size?

Ring size is a measurement that determines the circumference of a finger in centimeters, which corresponds to the size of the ring that will fit comfortably on that finger. The size of the ring can vary depending on the region and the measurement system used.

Understanding Ring Sizing

Let’s start with some fundamental information about ring sizing. Rings are typically measured in different units, such as US ring sizes, European ring sizes, and millimeters. However, we’ll focus on centimeters, which provide a precise measurement.

Ring sizes are determined by the circumference of the finger they will be worn on. To measure your ring size in centimeters, you’ll need a few common household items and a simple process to follow.

Tools You’ll Need to measure ring size

To get started, gather the following items:

A strip of paper or a piece of string
A ruler or a tape measure
A pen or a marker
A pair of scissors
A friend to assist (optional)

To make it even easier, you can opt for a ring sizer from Amazon.

Step-by-Step Guide to Measuring Ring Size in Centimeters

Let’s go through the process step by step:

Step 1: Cut a Strip of Paper or Use a String

Take a strip of paper or use a piece of string, ensuring that it’s long enough to wrap comfortably around your finger. You can also print a paper ruler from Printable Ruler if that makes it easier for you.

Step 2: Wrap the Paper or String Around Your Finger

Wrap the strip of paper or string around the base of the finger where you’ll wear the ring. Make sure it’s snug but not too tight, as you want to measure the circumference accurately.

Step 3: Mark the Paper or String

Use a pen or marker to mark the point on the paper or string where it overlaps. This is the reference point for measurement.

Step 4: Measure the Marked Length

Now, carefully straighten out the strip of paper or string and measure the length from the end to the marked point. Use a ruler or tape measure to get the most accurate measurement.

Step 5: Convert to Centimeters

You may have measured the length in inches or millimeters. To convert it to centimeters, divide the measurement by 2.54. For example, if your measurement is 6.35 cm (2.5 inches), your ring size is approximately 6.35 cm.

Refer to the Ring Size Chart below

Step 6: Determine Your Ring Size

Now that you have your measurements in centimeters, you can determine your ring size by referring to a ring size chart. Keep in mind that different countries and jewelry manufacturers may use slightly different sizing conventions, so it’s essential to double-check with the specific jeweler you plan to purchase from.

Additional Tips for Measuring Ring Size

Measure your finger at different times of the day, as temperature and humidity can affect the size of your fingers.
Ensure that the paper or string is not too tight or too loose, as this can lead to inaccurate measurements.
If you’re measuring for a surprise proposal, consider borrowing one of your partner’s rings and measuring its size.

Using the Ring Size Chart

Now that you have your ring size in centimeters, you can use a ring size chart to determine the corresponding size. Different countries may have varying sizing standards, so it’s essential to find a chart that matches your location.

Here is the ring size chart for reference

A ring size chart can help you determine your ring size in various sizing systems. This ring size chart includes some of the most commonly used international sizing systems:

US (Standard)	US (Common)	UK	Germany	Spain	France	Italy	Japan	Circumference (cm)	Circumference (mm)
3	3.5	F	44	4	44	4	4	4.4 cm	44.0 mm
4	4.5	G	45	5	45.5	5	5	4.55 cm	45.5 mm
4.5	5	H	47	6.5	46.5	7	7	4.7 cm	47.0 mm
5	5.5	I	48	8	48	8	8	4.8 cm	48.0 mm
5.5	6	J	49	9.5	49.5	9	9	4.9 cm	49.0 mm
6	6.5	K	51	10.5	50.5	10	10	5.1 cm	51.0 mm
6.5	7	L	52	12	52	11	11	5.2 cm	52.0 mm
7	7.5	M	53	13.5	53	12.5	13	5.3 cm	53.0 mm
7.5	8	N	54	14.5	54.5	14	14	5.4 cm	54.0 mm
8	8.5	O	56	16	55.5	15	15	5.6 cm	56.0 mm
8.5	9	P	57	17	57	16	16	5.7 cm	57.0 mm
9	9.5	Q	58	18.5	58	17.5	17	5.8 cm	58.0 mm
9.5	10	R	60	20	59.5	19	18	6.0 cm	60.0 mm
10	10.5	S	61	21	61	20	19	6.1 cm	61.0 mm
10.5	11	T	62	22.5	62	21.5	20	6.2 cm	62.0 mm
11	11.5	U	64	23.5	63.5	23	22	6.4 cm	64.0 mm
11.5	12	V	65	25	64.5	24	23	6.5 cm	65.0 mm
12	12.5	W	66	26	66	25	24	6.6 cm	66.0 mm
12.5	13	X	68	27.5	67	26.5	25	6.8 cm	68.0 mm
13	13.5	Y	69	29	68.5	28	26	6.9 cm	69.0 mm
13.5	Z	Z+2	72	32	71	32	N/A	7.0 cm	70.0 mm
14	Z+3	Z+3	73	33	72.5	33	N/A	7.3 cm	73.0 mm
14.5	Z+4	Z+4	74	34.5	73.5	N/A	N/A	7.4 cm	74.0 mm

This table now includes the circumference of the rings in both centimeters and millimeters, along with the corresponding ring sizes in various international sizing systems.

Tips and Troubleshooting

Measure your ring size at different times of the day, as fingers can swell or shrink.
Ensure the room is at a comfortable temperature to avoid any finger expansion or contraction.
Double-check the accuracy of your measurements to prevent any sizing errors.
If in doubt, consult a professional jeweler for precise sizing, especially for valuable or custom-made rings.

What to Do If You Can’t Measure the Recipient’s Finger

If you’re planning a surprise and can’t measure the recipient’s finger, try borrowing one of their existing rings or asking a close friend or family member for help.

Tips for Online Ring Shopping

When shopping for rings online, make sure to consult the seller’s ring size chart and consider ordering a half size up if you’re unsure. It’s easier to resize a slightly larger ring than a smaller one.

Here are some of the commonly asked questions:

Can I use a piece of string to measure ring size?

Yes, using a piece of string is a common and effective method. Just make sure it’s snug but not tight, and measure the length in centimeters.

How do I convert my ring size from centimeters to US size?

You can use a ring size conversion chart above to find the equivalent US size. It’s a handy tool for shopping online or discussing ring sizes with jewelers.

Is it possible to resize all types of rings?

While most rings can be resized, complex or highly decorative designs may have limitations. Consult a professional jeweler to determine if your ring can be resized.

What’s the difference between men’s and women’s ring sizes?

Men’s and women’s ring sizes typically follow different measurement scales, with men’s sizes being larger. However, some unisex rings may use a common sizing scale.

How often should I have my ring size checked?

It’s a good idea to have your ring size checked every few years, as changes in weight, temperature, or pregnancy can affect the size of your fingers.

Can I measure my ring size at home?

Absolutely! Our guide makes it easy to measure your ring size accurately at home.

Is it better to measure in centimeters or inches?

Measuring in centimeters is more precise, but you can convert the measurement to inches if needed.

What if I fall between two sizes on the chart?

If your measurement falls between two sizes, it’s recommended to choose the larger size for a more comfortable fit.