Wearing the Navaratna (a Sanskrit word meaning "nine gems") brings the positive benefits of the gemstones and their ruling planets. Indian astrology uses the navaratna to enhance the good effects of the nine planets in different facets of an individual's life, like physical, mental and emotional, thereby providing an overall protection to the wearer. Each gemstone in the Navaratna with its ruling planet has a specific role to play; in influencing the life of an individual.

The Sun which is represented by the gem Ruby denotes power and fame.The sun represented by Ruby determines the personality of the individual and his social standing.

The Moon is represented by Pearl and denotes security and stability. Moon also determines an individual’s mental strength. Pearl in the Navaratna helps in strengthening the mental faculties of an individual.

Mars is represented by Coral and denotes conjugal happiness. Planet Mars is an intense energetic planet, which bestows great energy and passion to the individual.

Planet Mercury is represented by Emerald and denotes knowledge. This planet influences a person's intelligence.

Jupiter is considered to be a beneficial planet. It denotes luck and fortune. It is represented by yellow Sapphire. This planet is believed to govern the individual's wealth, knowledge and spiritual orientation.

Venus is represented by Diamond. It denotes an individual's sensuality, physical appearance and luxuriousness.

Saturn is represented by Blue Sapphire. Saturn governs an individual's conscientiousness and prosperity in life. Since Saturn is a slow moving planet, the delays in life are caused by the affects of Saturn.

They are points where the Moon is in alignment with the Sun and the Earth. Their influence plays an important part in the enfolding of individual consciousness. Rahu is the north node of the moon while Ketu is the south node.

Rahu is represented by Hessonite. It denotes originality, inspiration and fulfillment of ambition. Ketu is represented by Cat's Eye. Ketu influence's a person's spiritual life and intuitive powers.

The positions of planets keep changing. Astrology believes the malefic effects of planets can be balanced by the effect of benefic planets when wearing Navaratna. Above all the effects of the gemstones is determined by the intensity of belief in its abilities by the wearer. Like in all spheres of life, a positive belief, brings about positive results.