Filigree Design 1.50 carats Trillion Cut Sterling Silver London Blue Topaz Pendant Earrings Set. Gemstones: Genuine London Blue Topaz, Trillion Cut, 1.50 carats total gem weight. Blue Topaz have a dark Midnight Blue Hue, Brilliant Sparkle and Clean Clarity. Pendants and Earrings are made from Sterling Silver with a total metal weight of 4.50 grams. The set feature top quality craftsmanship with Rhodium finishing. Perfect gift for Christmas, Mothers Day, Valentines Day, Birthday, Graduation, Bridesmaids Jewelry.