14 days money back guaranteeCushion Cut 8mm Amethyst Man made diamond CZ engagement ring.About 2.5 carat.Man Made diamond CZ ring with 925 sterling silver,white/yellow/rose plated The bottom width is about 1.2mm(depending on the ring size)Half eternity matching band. Stacking ring. Band width approx 2.2mm Size can be choice.Handmade fine jewelry. Custom service available: Contact me if you need other ring size. Contact me if you need the ring in white/rose/yellow gold plated. Contact me if you need the ring in solid gold with natural diamonds or other gemstones.