Hard assets, such as art, antiques & collectibles, as a form of investment alternative? Well, perhaps these could be the following reasons. Assets of such, often retain their value as inflation rises, and they can also provide balance to other asset classes that suffer more from rising costs. Collectibles include everything from high-priced antiques, gems, works of art and many others. 1) What makes collectibles valuable? Some collectibles are valuable because they are creations born of talent, skill and workmanship.