1, professional tool measurement method
Ring size stick is a special tool used to measure hand size. This tool consists of a size stick with a number of notches and a string of rings of different sizes. The measurement method is to wear the ring that fits the finger on the finger, and then remove the ring on the ring rod, and compare the value. Most of the time, only jewelry stores stock such tools.
3. Ring inner diameter measurement method
If there is a ring of the right size, you can put this ring flat on a piece of paper, draw a circle along the inner circle with a pen, and then measure the diameter with a ruler, and then check the ring size table to get the size of the ring.
In the port code, the regular ring number usually worn by women is 10-15, of which 12 and 13 are more.