Size6: Diameter 16mm
Size7 : Diameter 17 mm
Size8: Diameter 18mm
Size9: Diameter 19mm
Size10 : Diameter 20 mm
Size11: Diameter 21 mm
Size12: Diameter 22 mm
Note:
1. Please note that the photo does not show the actual size, please check the description to see the size details.
2. Allows differences of 1 to 3mm due to manual measurement, thanks.
3. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
4. Due to the difference of light and screen settings, the item's color may be slightly different from the pictures.
5.There may be a slight difference in dimension due to different manual measurements.
