Description Dumortierite is said to promote a positive attitude to life and to help you to stay 'young at heart'. It is also said to increase assertiveness and self-confidence encouraging you to speak out when you feel you are being treated unfairly. Star of Magen David pendant with Dumortierite discs and Ancient Roman glass in center. All metal parts made of 925 Sterling Silver. The silver is actual silver, not bonded or plated. With genuine ancient Roman glass. Hand Made in Israel. Size of pendant: 2x1.8cm/0.78x0.7inch Length of chain: 42cm/16.5inch Condition: new All of the Roman glass pieces that used in our jewelry are purchased from the Antiquities Experts and Dealers , certified by the Israeli government .