The choice of a gemstone based on your birth chart can help you tap into positive energies and bring a balance in planetary positions in your life. In Vedic astrology, each planet is associated with a specific gemstone that can help you strengthen weak planetary positions in your horoscope. An astrologer will study your birth date, time, and place to determine the planetary positions in your chart and suggest a gemstone accordingly. By wearing a gemstone based on your horoscope chart, you can expect positive results in your life in areas such as career growth, health, relationships, and financial stability. However, you must make sure you wear a pure gemstone in a specific metal on a specific finger as recommended for positive results.