For customers that do not know their ring size, Larson Jewelers offers a FREE RING SIZER! Our ring sizer is made accurately, so after you find out your correct ring size, you would simply order that same exact size from our website.If you are ordering a comfort fit tungsten ring from us, there is no need to drop down half a size, just order the size that best fits your finger. PLEASE NOTE! Our ring sizer will give you the correct size when used correctly. Like any tool, if used incorrectly, you will get an incorrect size. We cannot be held responsible for customers who purchase the wrong size based on using our ring sizer or recommendations given by our customer service representatives.