Gem- Sri Lanka is introducing authentic Sri Lankan gem stones and jewels to the whole wide world.Sri Lankan gem industry has a very long history. Sri Lanka is known as Gem Island in the past. Marco Polo wrote that Sri Lanka had the best sapphires, topazes, amethysts, and other gems in the world. According to geologists, Sri Lanka is an extremely old country. Ninety percent of Sri Lankan rocks are 560 million to 2,400 million years old. This explains why Sri Lanka hasbest gem stones in the world.Sri Lankan blue sapphires are well known as Ceylon Sapphires. Sri Lankan blue sapphires are reportedly unique in color, clarity and luster compared to the blue sapphires from other parts of the world. Sri Lanka also produces Yellow Sapphires, Rubies, Alexandrite, opal and Spinal etcChina Business centre Group PVT Ltd (CBC Group) is totally committed to introduce pure and authentic Sri Lankan gem stones to the world. CBC has well trained gemologists to guarantee the quality of our gem stones.www.gem-srilanka.com