Gemstone or Gem is the naturally occurring crystalline form of a mineral, which, in cut and polished form, is used to produce jewelry or other ornaments and suitable for its beauty, worth full in its rarity and lasting enough to be loved for generations.

Gemstone also known as Birth Stone or lucky stone affect the human body through their measured radiations and gain the psychic powers of an individual and ward off the ill-effects of planets by their curative powers.

A birthstone (or stone of birthday) is a gem, commonly by means of individual jewelry and most frequently by means of a ring. Each birthstone is traditionally linked with several specialties that symbolize the month of birth in the Gregorian calendar. They may be precious stones such as diamonds or semi-precious, such as ruby, emerald. In each situation they are regarded fortunate for their particular months and for those who consider in such things their treatment abilities are increased during their months.


Ruby for Surya (Sun),
Pearl for Chandra (Moon),
Red Coral for Mangala (Mars),
Emerald for Budha (Mercury),
Yellow sapphire for Bṛhaspati (Jupiter),
Diamond for Shukra (Venus),
Blue sapphire for Shani (Saturn),
Hessonite for Rahu (the ascending node of the Moon)
Cat’s Eye for Ketu (the descending node of the Moon)

These gems must be high-born and flawless. Navratnas interact with human aura to enhance the vibrations of the planets to achieve an overall fulfillment in life.
Each planet has many gems corresponding to its vibrations and cosmic color:


The gemstone ruled by this celestial royalty is RUBY.


The most important lunar stone is PEARL or MUKTA. It is also known as queen of gems.


The gemstone ruled by `Guru` is YELLOW SAPHIRE or PUKHRAJ / PUSHPARAJ. Yellow Sapphire is the Gem of Destiny


The cosmic vibration corresponding to Ketu is in the range of infra Red ray.
Gemstone for Ketu is CAT`S EYE or VAIDURYA.


Indigo is the vibratory cosmic color of this planet.
The gemstone corresponding to Venus is DIAMOND or HEERA / VAJRA.


The cosmic color of the planet is green. The gemstone corresponding to this planet EMERALD or PANNA.


The cosmic color of Saturn is Violet. Corresponding gemstones of the planet is BLUE SAPHIRE or NEELAM. Blue sapphire is a brilliant navy blue stone.


The cosmic vibration for this planet falls in the range of ultra violet.
Gemstone for Rahu is GARNET HESSONITE or GOMEDA.


The gemstone corresponding to Mars is BLOOD CORAL or MOONGA.
Coral is obtained from coral reefs and generally comes in red or vermilion color. It is made up of organic material from dead bodies of minute sea organisms.