Material : 5A Cubic Zirconia Birthstone – High-quality, lab-created gemstone with diamond-like brilliance, Emerald Cut halo necklace, Elegant step-cut faceting for a sophisticated sparkle. Celtic Knot Design : Represents eternal love, loyalty, and interconnectedness. Product Size Details : Pendant measures 0.78" (H) x 0.29" (W), total necklace weight 1.45g (comfortable for daily wear), Adjustable Chain – 18 inches with a 2-inch extender (total 20 inches) for a customizable fit. Suitable for birthday, anniversary, romantic days, Minimalist & meaningful fashion jewelry for mother, lover, aunt, wife. Come with luxury AGRULE brand box, birthstone collection jewelry for her. AGRULE Dainty Celtic Knot Pendant Cushion Cut Halo Necklaces Charm Gemstone Jewelry Gift for Women.