Grace Jewelry Co., Ltd. Was established as a retail and wholesale supplier specializing in laboratory diamonds and laboratory diamond jewelry. Our company is located in Zhengzhou City, Henan Province, which is the largest production base of cultivated diamonds in China. Not only do we have the largest professional diamond factory partner in China, but every laboratory diamond is hand-polished strictly in accordance with natural diamond craftsmanship and diamond 4C grading standards. We have the advantages of raw materials and technology to ensure that our customers get the best quality products at the best price. At the same time, our team has many years of foreign trade export experience, strong learning ability, strong sense of innovation, and profound service concept. Our company′s products mainly include laboratory rough stones, laboratory loose stones, custom wedding rings, custom engagement rings, diamond rings, diamond earrings, diamond bracelets, diamond necklaces and ... [
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