RINGS

US Size	EU Size	Inside Diameter	Inside Circumference
5	49	15.7 mm	49.3 mm
6	52	16.5 mm	51.8 mm
7	54	17.3 mm	54.3 mm
7.5	56	17.7 mm	55.6 mm
8	57	18.1 mm	56.9 mm
8.5	58	18.5 mm	58.1 mm
9	60	19.0 mm	59.7 mm
9.5	61	19.4 mm	60.9 mm
10	62	19.8 mm	62.2 mm
10.5	63	20.2 mm	63.5 mm
11	64	20.6 mm	64.7 mm
11.5	66	21.0 mm	66.0 mm
12	67	21.4 mm	67.2 mm

BRACELETS

Thickness	Length
3mm	16cm, 18cm, 22cm
5mm	16cm, 18cm, 22cm
7mm	16cm, 18cm, 22cm
7.5mm	16cm, 18cm, 22cm, Custom Size

CHAINS

Thickness	Length
1mm	45cm
3mm	45cm