Navratan avaratna (Sanskrit: नवरत्न) is a Sanskrit compound word meaning “nine gems”life on earth is influenced by the navagrahas, or nine influencers. The placement of the navagrahas in one’s horoscope supposedly have an influence throughout an individual’s life. Wearing the nine gems is said to provide an astrological balance and benefit to the wearer. Hindu astrology also says that these gems potentially may have both positive or negative influences on human life, and that astrological gems should be worn only after consulting a Vedic astrologer, who is also conversant with gems. Based on an individual’s sidereal horoscope, either a single gem or a combination of compatible gems is advised to be worn to harness beneficial planets or counteract harmful planets.