Check finger ring sizes

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Finger size: 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13

Finger ring sizes and equivalents: Conversion chart for finger ring sizes compared to United States ring sizes as to Diameter and circumference in inches and millimeters. Please note USA and Indian manufacturers follow the same standard for ring sizes.

USA Size	Diameter	Diameter	Circumference
	Inches	Millimeters	Millimeters
3	0.553	14.05	44.00
3.5	0.569	14.54	45.20
4	0.585	14.86	46.50
4.5	0.601	15.27	47.80
5	0.617	15.68	49.05
5.5	0.634	16.10	50.00
6	0.650	16.51	51.50
6.5	0.666	16.92	52.80
7	0.683	17.35	54.00
7.5	0.699	17.75	55.30
8	0.716	18.09	56.60
8.5	0.732	18.53	57.80
9	0.748	18.89	59.10
9.5	0.764	19.41	60.30
10	0.781	19.84	61.60
10.5	0.797	20.20	62.80
11	0.814	20.68	64.10
11.5	0.843	21.08	65.30
12	0.846	21.49	66.60
12.5	0.862	21.89	67.90
13	0.879	22.33	69.10