Size Guide

Print Size Guide

Print the ring finder at full scale, then place your ring on the circle that best fits the inside of the ring. If you prefer not to print, measure the internal diameter of your ring and use the chart below to determine your size.

Diameter of Ring	Size	US size
14.65mm	46	3-3/4
14.97mm	47	4
15.29mm	48	4-1/2
15.61mm	49	4-3/4
15.92mm	50	5-1/4
16.24mm	51	5-3/4
16.56mm	52	6
16.88mm	53	6-1/4
17.20mm	54	6-3/4
17.52mm	55	7-1/4
17.83mm	56	7-1/2
18.15mm	57	8