If you have decided to buy a ring, but are not sure what size you fit, you just need to use this calculator, which is certainly rings online table sizes that will help you determine the size of the ring.
It provides line with the values of ring sizes in countries such as Russia, France, USA, Japan, England. Also, the table contains the lines, which automatically displays the length of the ring, the circumference of the ring finger a circle, information is displayed in millimeters.