RING SIZE - INTERNAL CIRCUNFERENCE
IT 12 - CIRC. INTERNA 52 MM - US 6 - INTERNAL CIRCUNFERENCE 2,05''
IT 13 - CIRC. INTERNA 53 MM - US 6 1⁄2 - INTERNAL CIRCUNFERENCE 2,09''
IT 14 - CIRC. INTERNA 54 MM - US 6 3⁄4 - INTERNAL CIRCUNFERENCE 2,12''
IT 15 - CIRC. INTERNA 55 MM - US 7 1⁄4 - 2,17'' INTERNAL CIRCUNFERENCE
IT 16 - CIRC. INTERNA 56 MM - US 7 3⁄4 - INTERNAL CIRCUNFERENCE 2,22''
IT 17 - CIRC. INTERNA 57 MM - US 8 - INTERNAL CIRCUNFERENCE 2,24''
IT 18 - CIRC. INTERNA 58 MM - US 8 1⁄2 - INTERNAL CIRCUNFERENCE 2,29''
IT 19 - CIRC. INTERNA 59 MM - US 8 3⁄4 - INTERNAL CIRCUNFERENCE 2,32''
IT 20 - CIRC. INTERNA 60 MM - US 9 1⁄4 - INTERNAL CIRCUNFERENCE 2,37''
IT 21- CIRC. INTERNA 61 MM - US 9 1⁄2 - INTERNAL CIRCUNFERENCE 2,39''
IT 22 - CIRC. INTERNA 62 MM - US 10 - INTERNAL CIRCUNFERENCE 2,44''
IT 23 - CIRC. INTERNA 63 MM - US 10 1⁄2 - INTERNAL CIRCUNFERENCE 2,49''
IT 24 - CIRC. INTERNA 64 MM - US 10 3⁄4 - INTERNAL CIRCUNFERENCE 2,52''
IT 25 - CIRC. INTERNA 65 MM - US 11 1⁄4 - INTERNAL CIRCUNFERENCE 2,57''
IT 26 - CIRC. INTERNA 66 MM - US 11 1⁄2 - INTERNAL CIRCUNFERENCE 2,59''
IT 27 - CIRC. INTERNA 67 MM - US 11 3⁄4 - INTERNAL CIRCUNFERENCE 2,62''
IT 28 - CIRC. INTERNA 68 MM - US 12 1⁄4 - INTERNAL CIRCUNFERENCE 2,67''
IT 29 - CIRC. INTERNA 69 MM - US 12 3⁄4 - INTERNAL CIRCUNFERENCE 2,72''
IT 30 - CIRC. INTERNA 70 MM - US 13 - INTERNAL CIRCUNFERENCE 2,76''
IT 31 - CIRC. INTERNA 71 MM - US 13 1⁄2 - INTERNAL CIRCUNFERENCE 2,8''
IT 33 - CIRC. INTERNA 73 MM - US 13 3⁄4 - INTERNAL CIRCUNFERENCE 2,82''
IT 34 - CIRC. INTERNA 74 MM - US 14 3⁄4 - INTERNAL CIRCUNFERENCE 2,92''
IT 35 - CIRC. INTERNA 75 MM - US 15 - INTERNAL CIRCUNFERENCE 2,95''
IT 36 - CIRC. INTERNA 76 MM - US 15 1⁄2 - INTERNAL CIRCUNFERENCE 3''
IT 37 - CIRC. INTERNA 77 MM - US 15 3⁄4 - INTERNAL CIRCUNFERENCE 3,02''
IT 38 - CIRC. INTERNA 78 MM - US 16 1⁄4 - INTERNAL CIRCUNFERENCE 3,07''
