Peora 4.25 Carat Simulated Alexandrite Octagon Ring Sterling Silver Sizes 5 to 9 1 piece Simulated Alexandrite, Changes color from Green-Blue to Purple, Emerald Octagon Cut, 12x7mm, 4.25 Carats 50 pieces Machine Cut Super Sparkling Cubic Zirconia Accents Ring is in Sterling Silver Exclusive Craftsmanship and Styling Includes Gift Box and 30 Day Money Back Guarantee