Post Malone and Dave Matthews Band occupy different ends of the music memorabilia spectrum — one a contemporary phenomenon with rapidly expanding collector interest, the other a legacy touring act with a loyal fanbase that has been collecting for decades. Both produce actively traded signed material.
Post Malone: Contemporary Demand, Growing Market
Post Malone signed memorabilia is in a formative market stage. Authenticated signed guitars trade in the $1,500 to $5,000 range depending on the signing context and certification. PSA/DNA and Beckett are the primary authentication services for Post Malone material.
Post Malone has been publicly generous with signing events, which means the supply of signed material is not artificially constrained. Price appreciation depends more on demand growth than supply scarcity, making the market more speculative than legacy act material with permanently fixed supply.
Dave Matthews Band: Deep Catalog, Stable Market
Dave Matthews Band has one of the most loyal touring fanbases in American music, and their signed material has a 30-year track record of secondary market activity. Full-band signed guitars — Dave Matthews, Tim Reynolds, Stefan Lessard, Carter Beauford, and historically Boyd Tinsley — are the premium format. JSA is particularly common for DMB material due to the band's history of signing at radio station events and album releases that JSA documented.
Price range for authenticated full-band DMB guitars: $2,000 to $6,000 depending on lineup completeness and provenance. Dave Matthews solo signed material is common and trades at lower price points.
Key Authentication Principle
For contemporary artists like Post Malone, verify that the authentication cert was issued by a recognized service — not a dealer or promoter self-certification. For legacy acts like DMB, event documentation (radio station records, tour programs) strengthens provenance beyond what the cert alone provides.
Browse our authenticated music memorabilia at gauntlet.gallery.
