Gem Stone King 42" 2 Separable Strands Cultured Freshwater Pearl & Blue Agate Knot Necklace Freshwater Cultured Pearl and Agate 42 Inch 2 Separable Long Strands Long Lariat Knot Necklace 100% Satisfaction Guaranteed Gemstones may have been treated to improve their appearance or durability and may require special care.