GQ Magazine July-August 2019 by Charlotte de Witte typically asks about $11 on Music Merch Marketplace (M³), based on live listings from eBay, Discogs, and official stores. Condition, size, and signatures can move a single copy's value.
Music Merch Marketplace (M³) doesn't have enough live listings over time yet to say whether GQ Magazine July-August 2019 is going up or down in price.