This is a new chevron style anniversary or wedding band from a new lab created manufacter featured for 2019. It is 14K rose gold and 925 sterling silver with 1.3TCW AAAA lab created cubic zirconias. These cz diamonds are precisely cut and then polished to the same earth mined diamonds. Wear these diammonds daily with confidence and clean them the same way you would clean earth mined diamonds. They will never cloud and can be passed down generations. The rings are the epitome of the finest quality with a lifetime guarantee on this ring.