Welcome To Diamond Exchange Long Island

The Diamond Exchange is a jewelry store that buys and sells diamond jewelry including engagement rings, wholesale diamonds, wedding bands, diamond earrings, and more. We offer all shapes and sizes of loose diamonds in Long Island including diamonds that are GIA Certified as well as lab grown diamonds. Diamond Exchange often has the best prices on diamonds including round diamonds, oval diamonds, radiant diamonds, cushion cut diamonds, marquise diamonds, asscher cut diamonds, and princess cut diamonds. Would you like a one-of-a-kind custom jewelry piece made. Diamond Exchange Long Island creates beautiful custom engagement rings a girl is sure to love!

Do you have diamond jewelry to sell? Diamond Exchange Long Island is jewelry buyers and diamond buyers. We can offer you cash for jewelry or we also have a jewelry consignment option. Long Island has many jewelers and jewelry stores to choose from when selling your jewelry items.  The goal when selling your diamonds, engagement rings, and jewelry should be to get maximum value. Diamond Exchange Long Island is here for all of your diamond jewelry needs.