Jangmi is a proud member of New York Diamond Dealers’ Club. Our company offers the perfect product for your preference and budget. Our team is fully skilled and has the required expertise to craft elegant designs. We hold more products than any other dealer in Diamond District in the New York City, and you are welcome to visit us for selection. Jangmi specializes in GIA certificate of authenticity, and trades various products of finest quality. For the perfect diamond, contact Jangmi now!