... Clasp : Pearl Clasp Type : Triple Strands Diameter : 4-5mm , 7-8mm , 10-11mm Shape : Round, Baroque, Coin Education of Freshwater Pearl : Freshwater ... . Currently the typical sizes range from 4 mm to over 10 mm. Those various shapes of pearls can be used to ... hand, to jointly create a graceful tomorrow. 4-5mm, 7-8mm Brown Round Pearls, 10-11mm Coin Pearls, Garnet and Crystal Necklace