Center Stone: Lab-Created Blue Sapphire, Round Shape, 9 mm diameter, 3.75 carats, Ceylon Blue Hue with Brilliant Sparkle. Side Stones: 76 pieces Super Sparkling Machine Cut White Cubic Zirconia. Ring: 6.30 grams, Pure Sterling Silver with .925 stamp, Ring features exceptional Design, Craftsmanship and Rhodium finishing. Perfect gift for Mothers Day, birthdays, Valentines Day, Graduation, Christmas or just about any other occasion. Includes a Signature Gift Box , style SR9836