OVJ5402Features: * Material: Pure .925 Sterling Silver * 4.50 Carats total gem weight * Portuguese Cut Genuine London Blue Topaz * Midnight Blue Color Hue, Flawless Clarity with Brilliant Sparkle * Stone is Bezel Set in a 14 Karat Yellow Gold Plated frame * Antique Style Oxidized Twisted Cable design * Includes a signature jewelry gift ready box * Includes an 18 inch sterling silver box style chain with a 2 inch extender and Lobster Clasp Specifications: * Weight: 6.00 grams * Dimensions: 1.13" H x 0.6" W