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Estate Appraisal Resources - Estate Planning, Authentication, Grading



Though our experts perform their due diligence when appraising a piece, an appraisal report is not proof of authenticity. There are, however, other organizations that can assist in authenticating your art and collectibles. Please contact the Appraisal Services specialists to discuss the best authentication process for your valuable.

Third-Party Grading

Grading, or condition assessments, from third-party organizations are helpful in establishing and preserving the value of some collectible categories. Please see the list below for the names of recognized organizations of various categories.

  • Coins and Currency

    Professional Coin Grading Service (PCGS)
    Numismatic Guaranty Corporation (NGC)
    Paper Money Guaranty (PMG)
  • Comics

    Certified Guaranty Company (CGC)
    Heritage subscribes can receive 10% off CGC services
  • Diamonds and Gemstones

    Gemological Institute of America (GIA)
  • Historical Autographs

    PSA/DNA Authentication Services
  • Sports Memorabilia

    Professional Sports Authenticator (PSA)
    Sportscard Guaranty (SGC)
    Beckett Grading Service (BGS)

Should I Get an Appraisal?

In order to determine whether you should invest in an appraisal, you can consult our departments' value guideline pages listed below. You can also call one of our specialists for a primary evaluation of your items.

Estate Planning

Please visit our Estate Planning For Collectors page for a full listing of the estate planning resources Heritage has to offer.

My Wantlist

Don't forget to update your keywords in My Wantlist! This feature is designed to find and alert you via email to the items you are looking for from our extensive inventory and auction offerings. My Wantlist is located in the " My Heritage " drop-down menu.