18 karat yellow gold and diamond ring designed and created by Sethi Couture. 18 karat yellow gold and diamond ring designed and created by Sethi Couture. The ring features 4 diamond clusters set within a marquise element and these diamond and marquise elements go around the entire band. The diamonds together total 0.55 carats and are G in color and SI in clarity. The ring is finished in a high polish. Style number 2481r-yg