Materials: 14k solid gold, Peridot, Yellow diamond Necklace length: 40.5cm (16 Inches) ****If you need a different length of chain, let me know.***** Wearing your birthstone brings you good luck and protects you. The diamond will increase your inner strength and remove any negative energy. ＊Peridot Peridot is a powerful cleanser, releasing and neutralizing toxins on all levels. It releases "old baggage" - burdens, guilt and obsessions are cleared. Peridot teaches you that holding on to people or the past is counter productive. It shows you how to detach yourself from outside influences and to look to your own higher energies for guidance. - Stone: Peridot: 3.5mm x 4mm. Yellow diamond: 2-2.5mm - Chain length: 40.5cm (16”) - Delicate 14K gold: 0.9mm curb chain / Thin barely-there chain. - Material: All 14k solid gold purchased in the USA. - Please note gemstones are slightly different in color shape, and size since all are natural. Some have naturally occurring inclusions or imperfections.