Center Stone: Lab Created Alexandrite, Fancy Round Cut with Checkerboard Top, 12 mm, 7.00 carats, Color Changes Hue depending on lighting: Deep Pink, Dark Purple, Rich Blue, and Ocean Teal with Brilliant Sparkle. Side Stones: 12 pieces Super Sparkling Machine Cut White Cubic Zirconia. Ring: 3.20 grams, Pure Sterling Silver with .925 stamp, Ring features Intricate Side Detail, exceptional Design, Craftsmanship and Beautiful Rhodium finishing. Perfect gift for Mothers Day, Birthdays, Valentines Day, Graduation, Christmas or just about any other occasion. Money Back Guarantee.