1 1/4 ctw Pearl & Round Cut Lab Created Diamond Halo 14KT Gold Wedding Ring Set. Both the engagement ring and band ring are a size 7. In the center of the ring is one lab created pear brilliant cut diamond with an approximate carat weight of 0.49 ct. This lab created diamond has a D color with a VS1 clarity. This center diamond is also laser inscribed lab created GSI 71941130204 on the girdle. This wedding ring set also features an additional 43 round cut lab created diamonds with a minimum color F and a minimum clarity VS2.