Ring Size for Reference:
General Size:Finger Diameter(in mm):Finger Circumference(in mm)
4 14.8 45.8
5 15.7 49.3
6 16.5 51.9
7 17.3 54.4
8 18.2 57.0
9 18.9 59.5
10 19.8 62.1
11 20.6 64.5
12 21.4 67.5
It is United States & Canada standard.(Please read size chart carefully)
Metal material: 925 sterling Silver.
Stone:Hearts & Arrows AAA CZ（Cubic Zirconia) 
