This is a custom handmade engagement ring set ,Gemstone can be replaced by any other gems and can be customized in any size/shape. White/Rose/Yellow gold is available,14k &18k is available. All the materials I use is natural gemstones ,natural diamonds and real gold.You can get it verified in your local jewelry store or GIA. ------------------------------------- ?? Product Specifications Main ring Solid 14k Rose Gold Center stone:6.5mm Round Cut Lab Treated Alexandrite,about 1.1ctw Accent Stones:0.12ct Round Cut Natural Conflict Free Diamonds The Clarity & Color of the diamond is SI in clarity and H in color. Bottom Band Width: approx 1.5mm Setting:Prong,Bezel Set,Pave set,Marquise,Milgrain The Alexandrite will change it's color in different light condition. The effect of natural light conditions is Green,The effect of the camera flash is on conditions is Purple.