twobirch 0.57 ct. double infinity wedding ring guard enhancer in sterling silver with cubic zirconia (size 7.5) twobirch ring guard enhancers can feel tight because of how wide they make your bridal set. we recommend a 1/4 or 1/2 size larger to ensure a comfortable fit. item in image is smaller than it appears. it is enlarged to show details. this ring guard is made to fit a round solitaire from 0.5 to 1.75 carats, a marquise or pear solitaire from 0.5 to 1.75 carats, or a princess solitaire from 0.5 to 1.75 carats ring guard enhancers can feel tight because of how wide they make your bridal set. we recommend a 1/4 or 1/2 size larger to ensure a comfortable fit. hassle free returns. 30 day no questions asked.