How to Measure Ring Size

Discovering the right ring size is easy! Gently wrap a soft string around your loved one's finger, where a ring would usually sit. Mark where the string meets and measure it with a ruler. Use this measurement to find the perfect ring size on our helpful size chart.

Ring Size Comparison (UK, US, EU, JP, CN)

Diameter		Circumference		UK Size	US Size	EU Size	JP Size	CN Size
mm	inch	mm	inch
14.05	0.553	44.2	1.74	H	3.75	7	7	9
14.48	0.570	45.5	1.79	I	4.5	8	8	10
14.88	0.586	46.7	1.84	J	5	9	9	11
15.29	0.602	48.0	1.89	K	5.5	10	10	12
15.70	0.618	49.3	1.94	L	6	11	11	13
16.10	0.634	50.6	1.99	M	6.5	12	12	14