Materials...K18 (18k Gold) Materials...K14 (14k Gold) Materials...SV925 Color...Black Color...Gold Decoration...Pearl Decoration...Other Stones A chic and gorgeous station design necklace. This necklace features the allure of black and gold South Sea pearls and sparkling black spinel. It uses 18k and 14k gold parts, creating a sense of luxury. The contrast of gold and black creates a chic and gorgeous atmosphere, producing a sophisticated style. You can wear it long or wrap it twice for different arrangements, allowing you to enjoy various styles. This is a one-of-a-kind necklace suitable for special occasions. Golden South Sea Pearl: 9mm Black Lip Pearl: 9mm, 10mm Black Spinel: 3-3.5mm Uses 18k and 14k gold parts. The clasp金具 is silver with gold plating and is not allergy-friendly. Please refrain from purchasing if you have strict evaluation standards. We appreciate your understanding. Case not included.