Every item sold by osbournevault carries an unconditional, lifetime guarantee of authenticity. If at any point an item we sold is proven not to be genuine, we will offer a full refund — no questions asked, no time limit.
Each item is examined by our in-house team of authentication experts with decades of combined experience in autograph verification and memorabilia provenance.
We use forensic analysis techniques including ink dating, paper analysis, and signature comparison against known exemplars to verify the authenticity of every piece.
Once verified, each item receives a unique Certificate of Authenticity (COA) with a serial number, detailed item description, and provenance documentation.
Every Certificate of Authenticity issued by osbournevault carries a unique serial number. You can verify the authenticity of your item at any time by contacting us with your certificate's serial number.