This is Natural certified from IGL lab 70% Clear Natural green emerald.This stone have good lustre and good color as this is 100% natural stone. We are leading supplier and Manufecturer of Natural gemstone and Rudraksha. Emerald improves faculties related to the brain such as memory, communication, intuition, the intellect, and the ability to learn. It is normally dark green in colour. It increases intelligence and brainpower, removes and cures fickle-mindedness, loss of memory, stammering, fear from souls and spirits, cools the harsh speech. One of the interesting observations about Emerald is that it is not prescribed for newly wed couples. It is said that newly married couples should not use it, as it impairs conjugal happiness due to reduction in sexual desires.