Ejay Antiques

Fine antique and vintage jewellery specialists. We provide our customers with truly one-of-a-kind pieces, from 18th century to the Art Deco era and beyond.

Ring Size guide

Diameter (mm)UKUS Size
11.95A1/2
12.18A 1/23/4
12.37B1
12.60B 1/21 1/4
12.78C1 1/2
13.00C 1/21 3/4
13.21D2
13.41D 1/22 1/4
13.61E2 1/2
13.83E 1/22 3/4
14.05F3
14.15F 1/23 1/8
14.36G3 3/8
14.56 G 1/23 5/8
14.65H3 3/4
14.86H 1/24
15.044 1/4
15.27I 1/24 1/2
15.40J4 5/8
15.70J 1/25
15.80K5 1/8
16.0K 1/25 3/8
16.10L5 1/2
16.41L 1/25 7/8
16.51M6
16.71M 1/26 1/4
16.92N6 1/2
17.13N 1/26 3/4
17.35O7
17.45O 1/27 1/4
17.75P7 1/2
17.97P 1/27 3/4
18.19Q8
18.35Q 1/28 1/4
18.61R8 5/8
18.80R 1/28 7/8
19.10S9 1/8
19.31S 1/29 3/8
19.51T9 5/8
19.84T 1/210
20.02U10 1/4
20.20U 1/210 1/2
20.32V10 5/8
20.68V 1/211
20.76W11 1/8
20.94W 1/211 3/8
21.18X11 5/8
21.30X 1/211 7/8
21.49Y12
21.69Y 1/212 1/4
21.89Z12 1/2
22.10Z 1/212 3/4
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