Sell Diamonds

If you are searching for a reputable place to appraise, evaluate, and sell your diamond jewelry – look no further! We are Long Island’s oldest appraisal and diamond evaluating center. With over 3 generations in experience, you can rest assure you will be dealing with experienced professionals. We are actively purchasing engagement rings, diamond jewelry, designer jewelry, and loose diamonds. From a ½ carat engagement ring to a 5 carat GIA certified diamond, we are able to purchase any quality and quantity.

Our professionals have graduated from the GIA Graduate Diamonds program, and have graded over 1000 carats of loose diamonds through our proprietary training program. In addition to the extensive knowledge base, we have the latest market lists and diamond wholesale pricing sheets at our disposal to be certain we are offering the highest market prices possible.

If you are looking to sell your engagement ring or diamond jewelry in Long Island please feel free to give us a call. Although we may not be able to give you an exact pricing on your items over the phone, we will try our best to give you a general quote based on your description!

Sell Your Jewelry, Fine Watches & Diamonds to the Professionals

NASSAU BUYERS is the #1 Buyer of Diamonds, Fine Jewelry, High End Watches and Gold in Long Island. We have been voted “Best Gold Buyer” by LI PRESS for 4 consecutive years in a row.

Come into one of our locations in Queens, Nassau and Suffolk to receive the highest Cash price on your Gold Jewelry, Fine Diamond Jewelry, Diamonds, Fine Watches, and Rare Coins.

Our staff of professionals consists of 3rd generation jewelers, fine watch specialists, GIA Alumni, gold and precious metal specialists, and numismatic experts. We look forward to the opportunity to meeting with you in one of our convenient locations around New York.