Get Find Your Ring Size Background. For an engagement ring, you should be sizing your left ring finger, not your right.2 x research source. View the conversion chart to see how us sizes map to finger circumference, as well as how us sizes convert.
When a proposal occurs, the ring should slide on easily but have a little resistance so it doesn't fall off when worn.
How do you find out your ring size? Many online jewelry retailers offer printable charts that show a number of circles of different sizes.5 x research. The size of your fingers tends to change find and print a ring sizing chart. Measure the inside of another ring that fits using a tape measure and our printable ring sizer.