jew·el 
/ˈʤu:l/ noun
plural jew·els /ˈʤu:l/ noun [count] 1 : a valuable stone (such as a ruby or diamond) that has been cut and polished
▪ That diamond is one of world's largest jewels. 2 : a piece of jewelry (such as a necklace or a bracelet) that is made of valuable metal and precious stones — usually plural ▪ She was dressed in an evening gown and jewels. 3 : someone or something that is highly valued or admired
▪ This painting is the jewel in our gallery. ▪ She's a jewel. ▪ The building is regarded as one of the jewels of modern architecture. ▪ He owns several successful businesses but this company is the jewel in the crown. [=this company is the most valuable/important/admired] — see also crown jewel 4 : the part of a watch that is made of a crystal or a precious stone
▪ That diamond is one of world's largest jewels.
▪ This painting is the jewel in our gallery. ▪ She's a jewel. ▪ The building is regarded as one of the jewels of modern architecture. ▪ He owns several successful businesses but this company is the jewel in the crown. [=this company is the most valuable/important/admired] — see also crown jewel
the family jewels 1 : jewelry that has been passed from one generation to another
▪ She inherited the family jewels after the death of her grandmother. 2 informal + humorous : a man's sexual organs
▪ She inherited the family jewels after the death of her grandmother.
— jew·eled (US) or Brit jew·elled /ˈʤu:ld/ adjective
▪ a jeweled sword [=a sword decorated with jewels] ▪ The guests were heavily jeweled. [=the guests were wearing a lot of jewelry]
/ˈʤu:ld/ adjective ▪ a jeweled sword [=a sword decorated with jewels] ▪ The guests were heavily jeweled. [=the guests were wearing a lot of jewelry]
