The Land of Diamonds-Kimberly 1867 An Englishman found a group of children playing with a sparkling stone in South Africa. On closer inspection, it turned out to be a valuable Jin Gangzuan. Soon, they discovered the primary deposit of diamonds and formed a city around Mount Tai, which was named after Lord Kimberly, the then British colonial minister. Diamond Processing Center-Antwerp There are 16 diamond exchanges in the world, four of which are located in Antwerp, Belgium. There are several streets in Antwerp that are diamond processing centers. Gem City-Ratnapura Sri Lanka is known as the "Gem Island" because of its rich gems, and Ratnapura is the gem production center of the country. Jewelry shops in the street are next to each other. Bird Feather-Sea Girl Pearl Harbor Bird Feather City is the most famous Pearl Harbor in Japan, and the unique "sea girl picking pearls" in the world is here. Jewelry Fair-Yangon is a "jewel country" where rubies and jade are abundant in northern Myanmar. Since 1964, Yangon has held a jewelry exhibition every year. The place where children play with gems-Idar, a mountain city in Germany, mainly processes imported materials, and there are thousands of manufacturers processing gems. The children here grew up playing with gems. The treasure house of Opal-Guppetti Opal is also called sapphire, and 90% of Opal in the world is produced in Guppetti, Australia.

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