Do you know your ring size? For that, you have three methods. Method 1: go to your jeweler who will take your measurement with a triboulet or a ringuier. Method 2, print a paper ring and put one of your rings on the ring of the matching ring. Method # 3: Use a tape measure and measure the circumference of your finger to the millimeter. You will know your ring size. It may sound complicated, but in reality, measuring ring size is accessible to all.