10 Mistakes That DESTROY The Value Of Your Antiques (Never Do This!)

Retired auctioneer Malcolm Ashby warns that the most valuable state for any antique is \"untouched.\" He explains how common mistakes—such as cleaning, repairing, or selling items by weight—can permanently destroy financial value. The core advice is to seek professional appraisal before altering or discarding any collectible to preserve its original condition and provenance.