Ring Size Guide

Measure a ring you already own and check the table below. Paper-based sizing can't be guaranteed — for the best result, get sized by a local jeweller, or write to us and we will guide you.

Measure circumference
Circumference
Measure inside diameter
Inside diameter

Unsure? Message us on WhatsApp at +39 351 540 7944, or fill in our contact form — we will guide you.

Circumference Inside diameter IT UK US
41 mm 13 mm 1 — —
42 mm 13.3 mm 2 — —
43 mm 13.6 mm 3 — —
44 mm 14 mm 4 F 3
45 mm 14.3 mm 5 F½ —
46 mm 14.6 mm 6 G 3½
47 mm 14.9 mm 7 H 4
48 mm 15.3 mm 8 I 4½
49 mm 15.6 mm 9 J 5
50 mm 16 mm 10 K 5½
51 mm 16.2 mm 11 L —
52 mm 16.5 mm 12 L½ 6
53 mm 16.8 mm 13 M½ 6½
54 mm 17.2 mm 14 N 7
55 mm 17.4 mm 15 O —
56 mm 17.8 mm 16 O½ 7½
57 mm 18.1 mm 17 P½ 8
58 mm 18.5 mm 18 Q 8½
59 mm 18.8 mm 19 R 9
60 mm 19.1 mm 20 S 9½
61 mm 19.5 mm 21 T 10

Most rings can be resized in our atelier before shipping — tell us your size and we will advise on the specific piece.