K Rosengart A Subsidiary of NIRU
Retail Luxury Goods and JewelryNew York, United States2-10 Employees
K Rosengart, a subsidiary of Niru, operates in the retail luxury goods and jewelry sector, specializing in sourcing natural and responsibly sourced diamond melee for independent jewelers and designers across the United States. The company emphasizes responsible sourcing and holds certification from the Responsible Jewellery Council, reflecting a focus on ethical supply practices in the diamond supply chain. Based in New York City, K Rosengart leverages its team of GIA Diamonds Graduates to provide services that include loose diamond supply, sorting, analysis, bagging, and shipping, supporting customers with the procurement and handling of small diamonds. The business serves a niche market of professional jewelers and designers seeking vetted, responsibly sourced diamond melee, positioning itself as a specialized intermediary within the broader luxury jewelry supply chain.