Marquise Cut Color-Change Alexandrite Ring Set Opal Moissanite Cluster Engagement Ring Unique Kite Alexandrite Wedding Ring Anniversary GiftDETAILS: Material : 925 Sterling Silver (Hypoallergenic, Nickel Free, Tarnish Resistant)Solid 14k 18k gold,platinum PLEASE choose silver or platinum if you are allergic to nickel. Main stone : marquise 5*10mm lab created Alexandrite Side stone : marquise cut and Baguette cut 1. 5*3mm opal and moissanite Wedding band Accent Stone : Kite 2. 5*4mm alexandrite and Baguette cut 1. 5*3mm alexandrite and moissanite Gemstone Creation: 100% genuine Lab Grown