Emerald (Panna in Hindi) is a naturally green-colored gemstone that belongs to the beryl mineral family. Due to its rarity and pure green colour, emeralds are extremely valuable gemstones. In Indian Vedic astrology, emerald is one of the most renowned gemstones since it symbolises the planet Mercury (Budh). Emerald is thought to bring prosperity, wisdom, and intelligence into a person’s life. Zambia, Colombia, and Brazil are the main sources of emerald stones. Colour, Transparency/Clarity, Cut & Lustre, Lustre & Origin are the primary factors used to evaluate emerald quality. Depending on quality, natural emerald gemstone prices  range from a few thousand to lakhs per carat.