The Emerald is the sacred stone of the planet Mercury and has long been considered a symbol of hope. Thought to relieve stress and cure diseases. The planet Mercury signifies intellect, mental capacity, wisdom, memory, and speech. Emerald governs the planet, who is the lord of two zodiac signs- Gemini and Virgo. It is often said that an emerald of the right shade of green can be more valuable than a diamond. Every single cut to the emerald brings out its uniqueness and natural beauty. Vedic astrology recommends Emerald stone for people who want to increase earning ability and a healthy nervous system.