This wedding ring guard has 56 round, prong set stones. Each band measures 1.33 millimeters wide. This ring guard has 0.56 carats total weight. It is made to fit a round solitaire from 0.5 carats to 2, or a princess cut solitaire from 0.5 up to 1, or a marquise solitaire from 0.5 up to 1.5 carats.