OVJ4560 Features: * 12 x 6 mm Marquise cut lab created alexandrite * Material: Pure .925 Sterling Silver * 2.50 Carats total gem weight Includes: * Includes an 18 inch sterling silver box style chain * Includes a signature jewelry gift ready box Color/Finish: * Color changes hue depending on lighting: Deep Pink, Dark Purple, Rich Blue, and Ocean Teal, Brilliant Sparkle Dimensions: * Weight: 1.80 grams * Dimensions: 1" H x 0.25" W Disclaimer: * Please note: Alexandrite has naturally color-changing properties based on natural or artificial light sources