Ruby is a precious stone that has been praised through the ages even by the ancient Kings. It is known to be the king of the gems surpassing all other precious gemstones. Its colors range from purplish to yellowish red. The finest color is pure spectral red with a faint undertone of blue. Burma or Myanmar is known to be the finest ruby producer. Ruby is a hard and durable stone.
Ruby gemstone exhibits a six ray star effect when it has a shape of a cabochon. A ruby with six ray star effect is called star ruby one of the most beautiful varieties of the ruby. Like many other precious stones, man has found techniques to produce synthetic star ruby. The Kashan ruby and Chatham ruby are few synthetic star rubies. These synthetic star rubies are so close to natural rubies even experts can’t recognize the synthetic star rubies easily. It is always better to purchase rubies from reputable dealer along with the authentication certificate by a recognized gem testing lab.