CRYSTAL NECKLACE-Opal been known as genius gemstone, enhanced w personal abilities & talents, Help people accumulate wealth & make money at the same time, Increase luck and charm, life force. The double-layered moon pendant and the natural hexagonal column point gemstone crystal necklace form a perfect fashion look. It helps you calm & relax, concentrate, keep your mind clear. SPECIFICATION - Necklace Chain Size: 19 inch(48cm)+ 2 inch(5cm)(adjustable). Crystal Point Size: 1.57(4cm)*0.39 inch(1cm). Weight: about 15g. Material: natural crystal stone & alloy. CRYSTAL NECKLACE-Opal been known as genius gemstone, It can enhance personal abilities and talents, Help people accumulate wealth and make money at the same time, Increase luck and charm, life force. CRESCENT MOON NECKLACE-The double-layered moon pendant and the natural hexagonal column point gemstone crystal necklace form a perfect fashion look. It can help you calm and relax, concentrate, keep your mind clear, and make your mind clear. It is the perfect gift for family, friends or any occasion. Protect your crystal necklaces: Crystal necklaces should not be left in wet or exposed areas for long periods of time, so it is recommended to take them off while swimming and put them back in the jewelry box if not used for long periods of time. This will make them last longer. This necklace did belong to me and I only wore it twice before my kids surprised me with another!