1.25ct Pear Cut Color-Change Alexandrite Engagement Ring Marquise Alexandrite Ring Cluster Green Emerlad Wedding Ring June Birthstone GiftsThe 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 10K 14k 18k gold, platinum PLEASE choose platinum if you are allergic to nickel. Main Ring: 6x8mm pear lab alexandrite(Color change one, the color can be green, red or others in