Tiffany ring size is:

5 ? 49.3mm？ 15.7 mm

6 ? 5 1.8mm？ 16.5mm

7 ? 54.4mm？ 17.3mm

8 ? 56.5mm？ 18. 1 mm

9 ? 59.5mm？ 18.9 mm

10 ? 62. 1mm？ 19.8 mm

1 1 ? 64.6mm？ 20.0 mm

12 ? 67.2mm？ 2 1.4 mm

Tiffany ring is American size, and the following figure is a comparison table with domestic ring:

Extended data

Measurement method of ring size

1. Wrap a piece of Zhang Kuan paper and put a ring on the root of your finger;

2. Make a mark at the note connection with a pen to facilitate the next measurement;

3. Unfold the note and measure how many centimeters there are with a ruler. The measurement result is the circumference of the ring to be worn.

Tiffany official website _ Ring Size Guide