1ct Kite Color-Change Alexandrite Engagement Ring Cluster Pear Moissanite Wedding Ring June Birthstone Gemstone Jewelry Unique Promise RingThe Alexandrite ring Often described by gem aficionados as emerald by day, ruby by night, alexandrite is the very rare color change variety of the mineral chrysoberyl. That is why the color of Alexandrite changes under different lighting conditions. DETAILS: Material : Solid 9K 14k 18k gold, platinum PLEASE choose silver or platinum if you are allergic to nickel. Main Ring: kite cut Lab Alexandrite. Side stone are pear moissanite and kite alexandrite