exquisite vs worth its weight in gold

exquisite

noun
  • Fop, dandy. 

adj
  • Especially fine or pleasing; exceptional. 

  • Recherché; far-fetched; abstruse. 

  • Of special beauty or rare excellence. 

  • Of delicate perception or close and accurate discrimination; not easy to satisfy; exact; fastidious. 

  • Exceeding; extreme; keen, in a bad or a good sense. 

worth its weight in gold

How often have the words exquisite and worth its weight in gold occurred in a corpus of books? (source: Google Ngram Viewer )