Diamond Atelier is a premier lab-grown diamond manufacturer in New York, offering over 12,000 IGI & GIA-certified diamonds. As trusted diamond manufacturing company, we specialize in CVD and HPHT diamonds, fancy colored stones, calibrated layouts, and matching pairs. Serving retailers and wholesalers across the USA, we provide loose diamonds, memo jewelry, and select natural diamonds. Whether you need lab-grown diamonds for custom jewelry or bulk orders, Diamond Atelier delivers superior quality and exceptional service. Contact us for your diamond sourcing needs in New York.