18 Karat Yellow Gold "Kathleen" Engagement Ring with Center Prong-Set Diamond, Shouldered With Three Brilliant-Cut Round Diamonds on Each Side. Ring is set with 2.12ct oval brilliant-cut lab-grown diamond (E color, VS1 clarity) and can be set with any center stone upon request. Band measures 2mm wide with a comfort fit. Features high polish finish. Ring size 6.5.