"Beautiful Blue & White Sapphire Pendant Necklace * 4ct Emerald Cut Blue Sapphire measures 10mm x 8mm * Brilliant Cut White Sapphire Accent measures 2.5mm * 4.1cts total gemstone weight * 14k White or Yellow Gold * 18\" Sterling Silver link Chain Included Hallmarked & Gift Ready! Matching Earrings & Ring Also Available! This 4ct Sapphire is Laboratory Grown & is identical to natural in every way, including Chemistry, Composition & Hardness with Excellent Clarity & Color R