The NSB Exchange - Offering gold and silver bullion coins, certified collector coins and exclusive estate jewelry at competitive prices.

Diamond & Jewelry Design Network


We have access to an intricate network of skilled jewelry craftsman and can commission a custom jewelry design or engagement ring. Choose from our inventory of precious gemstones to create your own design. Our Diamond Network also offers exclusive deals on pre-owned engagement rings and estate pieces, all offered at below retail prices.



Coin & Currency Collectors Marketplace


We buy it, but we can also find it. If you are hunting for that special coin to round out your collection or just starting out, let us know how we can help. We have access to large quantities of popular coin; bullion coin, bars… so call ahead with your order.

Have a question or need a free valuation?

Just give us a call at 914.244.9500 or use our online contact form.