Mother of pearl tends to have a calming effect on those that wear it, reducing stress and aggressiveness. This allows clearer thoughts and better expression. Positive emotions become easier to embrace, while negative emotions become smoothed. Real Gold Necklace: Made with 14K solid yellow gold and 0.728 carat mother of pearl. Chain Length: 16"+2" Extender for Adjusting. Pendant Size: Diameter 10 mm Weight: 1.46g