How To Measure Your Ring Size?

Pearl ring can promote your beauty, while beauty should not be a price for your confort. A ring is your most intimate jewels and is often worn every day. Wearing a ring that fit your finger well not only let your shinning but also make you healthy and comfortable, so here are some tips for you about how to correctly measure your ring size.

Measure your finger size at the end of the day when your fingers are at their largest (like sizing your shoes' sizes).
Don't measure finger sizes when your hands are cold; let them warm up to room temperature.
The width of a ring is an important factor in determining the right finger size.
A wither ring may require a slightly larger size, because it covers more of your finger.
Wrap a piece of string or a strip of paper around your finger.
Mark the point where the two ends meet.
Measure the string or paper against a ruler to get the circumference of your finger.
Divide that by 3.14 to get the diameter of your finger.
Your can look up your scientific ring size using the table shown on our website.

The Correct Diameter Measure of Pearls

As the popular saying goes, those pearls with a diameter less that 7mm are just beads, while those with more than 8mm are the right precious treasures. 7mm to 9mm pearls are the most popular ones, it is hard to abtain 10mm-pearl, not to mention those South Sea pearl and the Black pearl with a 11mm diameter.


It is hard and unscientific to define a pearl's diameter just by our eyes. The precise figuure should be measured by a professional measure tool -- Disc Vernier caliper. Measure three times and write down the average maximum diameter and the average minimum diameter.


There are different ways to show the diameter of the different pearls. Use the minimum diameter for those perfectly round, round and off-round pearls, and both maximum and minimum diameter for other shape pearls, like oval, drop and baroque pearls. E.g. A round pearl's diameter is 6.0mm, and a oval pearl's is 6.0 - 7.5mm.

How to measure the pearl size?

1. Different types of pearls have different expected size ranges. A guide: akoyas typically range from 4-8mm, Tahitians from 8-14mm, South Sea pearls from 9-15mm, and freshwater pearls from 5-11mm. All have different expected size ranges, and anything outside the range will be reflected in the price. If the pearl size reach or over the rang, the price will be more higher. Akoyas over 8.5mm, Tahitians over 15mm, South Sea pearls over 17mm, and freshwater pearls over 12mm. 2. Different diameter class by diameter length Mini pearl: diameter <> 8mm 3. How to measure the pearl size? Usually we use the electronic digital caliper to measure the pearl size. It could measure the diameter of loose pearl and the length of pearl jewelry accurately. Except the error by temperature changing, chemical reagent contact, and moisture. The results of measurement are very accurately.