The chart below gives guidance to the correct fit for a ring. It is advisable to increase by between half and one size up when ordering a wide ring. Please note diameter is the inside measurement. 

Inside Diameter
Inches	MM	UK	US	Europe
0.52	12.84	D	2.25	41
0.53	13.57	E	2.75	42
0.55	13.97	F	3.25	44
0.56	14.38	G	3.75	45
0.58	14.88	H	4.25	46.5
0.59	15.10	I	4.5	47
0.60	15.49	J	5	48.5
0.62	15.90	K	5.5	50
0.64	16.31	L	6	51
0.65	16.71	M	6.5	52
0.67	17.12	N	6.75	53.5
0.69	17.53	O	7	55
0.70	17.93	P	7.5	56
0.72	18.34	Q	8	57
0.73	18.75	R	8.5	58.5
0.75	19.15	S	9	59.5
0.77	19.56	T	9.5	61
0.78	19.81	U	10	62.5
0.79	20.17	V	10.5	63
0.81	20.61	W	11	65
0.83	20.99	X	11.5	66
0.84	21.32	Y	12	67.5
0.85	21.71	Z	12.5	69
0.87	22.10	Z+1	13	70.5

The measurement is the inside diameter on round bangles and across the widest point of an oval design.

• Small 62mm-64mm
• Medium 65mm-67mm
• Large 68mm-70mm
• Extra large 71-73mm

Open-ended bangles

• Small 57mm-59mm
• Medium 60mm-62mm
• Large 63mm-65mm
• Extra large 66mm-68mm

The measurement is the length including the fastening.

• Small 180mm
• Medium 190mm
• Large 195mm
• Extra large 200mm

The majority of pendants are  sold on a 16”/410mm, 18”/460mm or 20”/510mm chains. Different lengths can be provided on request.