Ring Port Code 12 corresponds to Mainland China Version 13. The ring size chart in our country is divided into Hong Kong version and mainland version, with some differences between the two. The circumference of the Hong Kong size 12 ring is 53mm and the diameter is 16.9mm. According to the mainland ring size chart, the Hong Kong size 12 ring is equivalent to the mainland version of ring size 13.
How to measure the size of a ring
1. Paper strip measurement method
① Prepare a small piece of paper with a width of about 0.5-0.8cm;
② Wrap the cut small piece of paper around your fingers, not too tightly;
③ Then mark the place where the paper is handed over for measurement purposes;
④ Measure the distance between two points with a ruler and refer to the ring size chart.
2. Ring inner diameter measurement method
If there are other suitable rings at home, you can place this ring on a piece of white paper, draw a circle along the inner circle with a pen, and then measure the diameter of this circle with a ruler.
3. Ring size bar measurement method
If you are afraid of inaccurate measurements, you can go to a jewelry store and ask for professional help. Generally, jewelry stores use ring size bars and rings. First, try on each ring one by one and select the most suitable one. Then, put this ring on the ring size bar and read the value.