Is your Mars Yogakaraka in your chart? Is your Mars afflicted? Whatever the reason is, if you are advised to wear a red coral for Mars, you must buy the best one. But, do you know how to identify real coral from fake ones? If not, take this blog as your buying guide for a genuine red coral. The same guideline will apply to the white corals. One more thing to remember is that you must visit the best gemstone shop in Kolkata to purchase the best quality Italian red or white coral.