twobirch sterling silver chevron vintage ring guard with millgrained edges and filigree cut out design with cubic zirconia (0.74 ct, size 7) twobirch this wedding ring guard has 14 round, prong set stones. each band measures 2.5 millimeters wide. this ring enhancer has 0.74 carats total weight. this ring jacket is made to fit a round or princess cut solitaire from 0.5 carats to 2 carats.