Diamond Exchange NYC is a jewelry store in the New York Diamond District that specializes in wholesale diamonds and engagement rings. We are known as the best jeweler for engagement rings, loose diamonds, custom jewelry, diamond earrings, diamond jewelry, and more. We are 3rd generation diamond dealers located in the Diamond District in New York City. We are also a great place to sell your unwanted diamond jewelry as we buy old engagement rings, loose diamonds, diamond rings, and gold. We offer the best prices on wholesale diamonds. We carry GIA certified diamonds including round diamonds, princess cut diamonds, cushion cut diamonds, pear diamonds, oval diamonds, radiant diamonds, asscher cut diamonds, marquise diamonds, and more. We are experts at making custom engagement rings and wedding bands. We have been located in the Diamond District in the heart of NYC for decades. We also offer jewelry appraisals and jewelry consignment. Diamond Exchange NYC is by appointment only so give us a call to schedule your appointment today.