This wedding ring guard has 26 round, prong set stones. Each band measures 2.1 millimeters wide. This ring guard has 0.56 carats total weight. It is made to fit a round solitaire from 0.25 carats to 1.75, or a princess cut solitaire from 0.25 up to 2, or a marquise solitaire from 0.25 up to 0.5 carats.