Not Sure What to Do Next?

Before You Act, Get an Expert Opinion

Professional guidance before irreversible decisions.

About David J. Rose II & DJR Authentication

Led by David J. Rose II, author of the DJR Expert Guide Library, DJR Authentication is a nationally trusted name in expert appraisal, authentication, and consulting. With over a decade of professional experience and tens of thousands of items evaluated—ranging from heirloom jewelry and fine art to historical documents, coins, and rare collectibles—DJR Authentication is known for precision, integrity, and personalized service. Clients across the United States and beyond rely on DJR for honest answers, expert documentation, and clear insight supporting insurance, estate planning, resale, legal matters, and more.

“Extremely knowledgeable and ethical, a rare combination. Highly recommended.” — Megan S.

DJR Authentication is a professional appraisal and authentication firm focused on high-risk collectibles, valuables, and estates.