We Appraise & Purchase

Coins, Currency, Collectibles, Jewelry, Antiques, Fine Art


We'll identify your items, determine true value and can even make an offer on the spot!



Contact Us Today

(914) 649-3317



Preserve the Value of Your Collection!


Never attempt to clean anything yourself!

Keep everything in original condition and holders!

Don't handle anything directly, wear thin gloves!

Meet the Numismatist: Marc

Marc Rosner Portrait

I hold a B.A. in Historical Archaeology from Wesleyan University, and an M.A. in Science Education from Columbia University. I have over 30 years of experience collecting and dealing in rare items, and enjoy meeting [...]

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Hear it from our clients!

  • "I didn't know anything about the coins and currency my father left me. Marc spent two hours with me, authenticated them, explained their value, and told me all my options."

    • Elaine
    • Peekskill, NY
  • "Marc's a straight shooter! I returned to him after visiting two other dealers. His offer was best from the start."

    • Gary
    • Riverdale, NY
  • "My uncle spent so much time assembling his coin collection, he would roll over if a single dime were melted! Marc found a home for every piece."

    • Gail
    • Stamford, CT
  • "HVN helped us with a difficult estate. Five siblings argued for weeks about jewelry and antiques, then we met him and he cut through the nonsense in one evening and got each of us our share."

    • Julian
    • Ft. Lee, NY
  • "They educate you before making an offer. I'd been procrastinating for so long, I wish I had called sooner."

    • Marilyn
    • East Side, Manhattan


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