Emeralds are amongst the most precious gemstones of the world, discovered in 1330 BC. The name “Emerald is derived from the Greek world “Smaragdus” meaning green. Emeralds are highly valued for their enchanting green hue, owing to the reaction between beryl and chromium & vanadium. This IGI certified emerald is treated using oil to enhance the color. It is an accepted standard of treatment for Emeralds.