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What Is A Ring Size 21? [Solved]
Well, if you’re looking for the inside diameter measurements in millimeters and inches for Spain and Italy ring sizes, here ya go! 19.1 mm is equal to 0.75 inches and that’s a size 20; 19.4 mm is 0.76 inches and that’s a 21; 19.7 mm is 0.78 inches and that’s a 22 or 23; 20.4 mm is 0.79 inches which is either a 23 or 24 - there ya have it!
