Which objects are considered valuable?

The following are considered to be valuable objects:

items made of porcelain, glass, gold, silver or other precious metals, works of art, sculptures, musical instruments, scientific tools, fur, stamp collections, metal or coin collections, precious stones, pearls, jewelry, pictures, iconography, watches, guns, heirlooms, collector’s items, objects of historical or sentimental value, manuscripts, rare books, objects of subjective or other special value.