... Crystal Clasp : Pearl Clasp Type : Triple Strands Diameter : 4-5mm , 7-8mm , 10-11mm Shape : Round, Baroque, Coin Education of Freshwater ... . Having experienced nearly 30 years' growth, it has become a specialized freshwater pearls dealer integrating processing, design and trade from ... old clients hand in hand, to jointly create a graceful tomorrow. 4-5mm, 7-8mm Brown Round Pearls, 10-11mm Coin Pearls ...