1, continental code: Chinese mainland's ring sizes are mainly divided into 4-24 * * * 21,the smallest ring No.4 has a circumference of 44mm and a diameter of 14.0mm, and the largest ring size of 24 corresponds to a circumference of 64mm and a diameter of 20.4 mm Men's code rings are generally/kloc-0.
2. Hong Kong code: Ring sizes in China Mainland and Hong Kong are mainly divided into 7-24 *** 18. The smallest size 7 ring has a ring circumference of 46mm and a ring diameter of 14.5mm, and the largest size 24 ring has a ring circumference of 66mm and a ring diameter of 2 1.0.
Matters needing attention in ring size measurement
1. Some rings are set with broken diamonds. It is very troublesome to change the ring in the later stage, or even it can't be changed at all, so the size of the ring mouth must be accurately measured. For example, measure several times and take the average.
2. Generally, the size of the left and right hands is slightly different. Measure which finger you want to wear.
3. If the elderly or people with big finger joints can add 1mm or 2mm on the basis of measurement.
4. The slogan of a circle is not necessarily an integer, but can have half a circle, such as 7.5, 8.5, 9.5, 10.5, 1 1.5 and so on. If it is as small as 10 and as large as 1 1, you can customize 10.5 turns.