Exquisite hollow love copper inlaid zircon women's ring fashion accessories $ 4.88 Inlay material: Gold Plated artificial gem / semi precious stone Treatment process: electroplating Style: Fashion ol Material: copper, electroplating Color: White Gold Size: 6, 7, 8, 9, 10, Comparison table of international ring sizes Length:mm country U.S.A britain Japan Germany France Switzerland China Perimeter diameter Ruler number 6 I1/2 12 16.5 51.5 11.5 12 51.8 16.5 7 O 14 17.25 54 14 14 54.4 17.3 8 Q 16 18 56.5 16.5 16 56.5 18.1 9 S 18 19 59 19 18 59.5 18.9 10 T1/2 20 20 61.5 21.5 20 62.1 19.8