• SC RING DUO
  • SC RING DUO
  • SC RING DUO
  • SC RING DUO
  • SC RING DUO

SC RING DUO

Regular price
SIZE:

SILVER925 K18YG DIAMOND 

RING WIDTH: 10mm

#13-#20 (JCS Japanese Standard)
Please contact CONTACT for other sizes.

MIRROR POLISH

Please be careful to avoid dents or deformation of the surfaces and edges due to dropping or pressure.

This item is made to order. Please allow approximately 2 months for production after confirmation of payment; we will ship it as soon as it is complete.

NUMBER, CIRCUMFERENCE, DIAMETER
Ring size, inner circumference, and inner diameter chart

Japan
(JCS)

Japanese Standard
(Size)

ID
(mm)

Inner Diameter
(mm)

Circ.
(mm)

Inner Circumference
(mm)

ISO

International Standard

USA

CAN

UK

AUS

NER

-3 11 2/3 36.6
-2 12 37.7
-1 12 1/3 38.7
0 12 2/3 39.8
1 13 40.8 41 1 C
2 13 1/3 41.9 42 2 D
3 13 2/3 42.9 43 2.5 E
4 14 44.0 44 3 F
5 14 1/3 45 45 3.5 G
6 14 2/3 46.1 46 3.5-4 G-H
7 15 47.1 47 4-4.5 H-I
8 15 1/3 48.2 48 4.5-5 I-J
9 15 2/3 49.2 49 5 J
10 16 50.3 50 5.5 K
11 16 1/3 51.3 51 6 L
12 16 2/3 52.4 52 6.5 L-M
13 17 53.4 53 6.5-7 M-N
14 17 1/3 54.5 54 7-7.5 N-O
15 17 2/3 55.5 55 7.5-8 O-P
16 18 56.5 56 8 P
17 18 1/3 57.6 57 8.5 Q
18 18 2/3 58.6 58 9 R
19 19 59.7 59 9.5 S
20 19 1/3 60.7 60 10 T
21 19 2/3 61.7 61 10-10.5 T-U
22 20 62.8 62 10.5 U
23 20 1/3 63.8 63 11 V
24 20 2/3 64.9 64 11.5 W
25 21 65.9 65 12 X
26 21 1/3 66.9 66
Y
27 21 2/3 68.0 67
Z
28 22 69.0 68

29 22 1/3 70.1 69

30 22 2/3 71.1 70


(*ID = Inner Diameter, Circ. = Inner Circumference)
Click here for our ring gauge rental service.