Center Stone: Genuine London Blue Topaz, Pear Shape, 10 x 7 mm, 2.00 carats, Caribbean Blue Hue with Brilliant Sparkle. Pendant: 1.80 grams, Pure Sterling Silver with .925 stamp, Pendant features exceptional Design, Craftsmanship anding. Perfect gift for Mothers Day, Birthdays, Valentines Day, Graduation, Christmas or just about any other occasion. Includes a 18 inch Sterling Silver Box Chain, Signature Gift Box & style SP9714