Not typically used as an adjective, but could be informally used to describe something related to high-grade or high-quality (like "hg quality" in slang terms).
उच्च गुणवत्ता (slang usage)
English Usage: The product is made of hg materials that ensure durability.
Hindi Usage: उत्पाद उच्च गुणवत्ता के सामग्री से बना है जो टिकाऊपन सुनिश्चित करता है।