The featured necklaces are cast in .925 sterling silver and showcase large centerpiece heart charm pendants all paved with cubic zirconia crystals. The necklaces are then finished with anchor cable chains with spring-ring clasps and extender links for secure wear. PRODUCT DETAILS PRODUCT ID: GN-FN007-SLW METAL TYPE: .925 Sterling Silver w/ Rhodium GRAM WEIGHT: Approx. 4.7 grams MEASUREMENTS: Heart - 25mm (1in) x 19.5mm (3/4in) Chain Width - Approx. 1mm Necklace Length - 16 inches w/ 2in Extender GEMSTONE INFORMATION GEM TYPE: Cubic Zirconia Crystals GEM SHAPE: Round Cut GEM COLOR: Clear GEM CLARITY: Excellent