Coin Buying and Selling

Locations in Oyster Bay & Lynbrook, NY

Trusted Local Experts

Established in 1974

Earn Up to $500 Bonus for Selling Gold Jewelry

Explore Rare Coins with Coin Galleries of Oyster Bay

Whether you're looking to sell a single rare coin, liquidate an entire estate, or simply want a professional appraisal, Coin Galleries of Oyster Bay is your trusted partner in the world of numismatics. With decades of experience and a reputation for integrity, we offer expert evaluations, competitive offers, and a seamless, respectful process.


We have been a trusted source of expertise for clients seeking to buy and sell rare coins, bullion, jewelry, diamonds and more since 1974. Contact us today or visit our gallery for a free appraisal—discover the true value of your rare coins with confidence. We have convenient locations in Oyster Bay and Lynbrook.

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Why Choose Coin Galleries of Oyster Bay

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Established in

1974

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Locally

Owned

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Family

Owned

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Knowledgeable

Staff

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Trusted, Local Experts

Rare and Antique Coins

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Coin Appraisals

At Coin Galleries of Oyster Bay, our appraisal services are a key part of what we do. We use modern methods and our many years of experience to give accurate and reliable values for your rare coins, bullion, and precious metals. We carry out our appraisals carefully and thoroughly, making sure you get a fair and complete assessment of your items.

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Buy Coins

Grow your collection with assurance at Coin Galleries of Oyster Bay. We offer a wide range of rare and valuable coins from different times and places, suitable for all types of collectors. We carefully choose our inventory to ensure each coin is genuine and in good condition, giving you peace of mind with your purchase.

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Sell Coins

When you're ready to sell your precious coins, Coin Galleries of Oyster Bay will give you fair and competitive offers. Our team will carefully look at your coins, considering things like how rare they are, what condition they're in, and how much people want them. We believe in being open and honest throughout the selling process, so you can be sure you're getting the best value for your coins.
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Rare Coin Estates

Dealing with rare coin estates takes care and deep knowledge. At Coin Galleries of Oyster Bay, we know how to manage and value coin estates with great care and professionalism. We work closely with estate managers and heirs to make sure the valuation process goes smoothly and fairly. We also give expert advice on how to get the most value from inherited coin collections.

Earn a $50 Bonus

Get $50 extra when you sell $1,000 worth of your gold jewelry to Coin Galleries of Oyster Bay. Our expert appraisers ensure you receive top dollar for your precious items.

Visit us today to cash in!

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.
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Earn a $500 Bonus

Sell us $10,000 worth of gold jewelry and we'll give you an extra $500! Coin Galleries of Oyster Bay is the area's trusted source for buying and selling jewelry, diamonds, rare coins, and more.

Visit us in Oyster Bay or Lynbrook today!

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.
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Here's what our satisfied customers are saying...

At Coin Galleries of Oyster Bay, we take pride in providing exceptional rare coin services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review  of Coin Galleries of Oyster Bay and let others know what you think.