How To Use A Ring Sizer? Find Your Right Size

how to use a ring sizer

If you have a finger size, it is best to find the ring size that fits your finger. A simple way to do this is by using a ring sizer. Ring sizers can be found at different places online and in stores. Many factors can affect the size of your fingers, so it typically requires more than one try before you find the right fit.

Some of the factors that can affect the correct size are knuckle width, finger size, the ring style, and material. This guide will show you how to use a ring sizer with great jewelry care. We will provide step-by-step instructions on how to use a ring sizer to find your right size.

How To Use A Ring Sizer Properly?

how to use a ring sizer

Ring sizers are the best way to get a proper fit for your ring finger. Getting a engagement ring that is either too tight or too loose could cause discomfort on your finger. It is advisable to find a ring sizer with several sizes for you to choose from with a comfortable fit. When using a ring sizer, ensure the custom ring is snug but not too tight in somewhat half size. It is also advisable to take note of your finger’s knuckle and visit a jeweler to have it fit properly maybe with a gift card. 

Before using the ring sizer, get comfortable, preferably lying down on your back with your hands and relaxing away from your body. Here are some steps that you should follow if you want to use a ring sizer properly:

Step 1: Make sure you’re using the right hand and finger

Some of us naturally have bigger fingers on our dominant hands.

Step 2: Insert the ring sizer’s end into the buckle.

Carefully drag it through until the existing ring is a comfortable size to slip onto your finger. 

Step 3: Just slip the ring sizer over the finger of your choice and snug it up until you get the ideal fit.

Step 4: The ring sizer’s inside buckle measurement is the one to utilize.

Step 5: For a proper fit, the ring sizer shouldn’t have to be pushed or pulled too hard over the knuckle.

Step 6: If the ring sizer’s gauge indicates a size in between two options, choose the bigger of the two. A little over-large ring is preferable to one that is too tiny.

Using the ring sizer belt only has to be done once, yet the complete operation only takes around 30 seconds.

Here is a short video clip on how to use a ring sizer:

Things To Know About Ring Sizing

Ring sizing methods vary from one manufacturer to another. You will be able to use a ring sizer effectively with the help of this guide. There is no science involved in determining a correct ring size; Instead, it is only a lucky formula that has helped thousands of people all over the world.

Ring sizing tool is mostly based on your largest and smallest finger size. The rest of your fingers and knuckle width generally deviate by 1/16th of an inch (1/8th size) or so. It is highly recommended to try on an actual ring before making a purchase with a ring size chart. However, if you end up with the wrong size, at least you’ll know your next wedding ring will fit perfectly.


What is the most accurate way to measure ring size?

Using a ring sizer is the most efficient and accurate way to determine your ring size. Using a small string or a paper clip is unreliable as they are not good enough to fit on your finger. You can also use a measuring tape instead of a string.

How tight should a ring sizer be?

A: It should be fit snugly on your finger but not too tight. The sizing ring mandrel should also not be too loose, as it could easily slide off.


Having the right ring size is important as it will help keep your finger healthy and safe from foreign objects. Ring sizing  can be challenging without a chart as it usually requires several attempts before you get the ideal fit for your fingers.

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