How do you say “precious stone” in Vietnamese?

Vietnamese words for “precious stone”

• ngọcListennoun
  Hanoi [ŋawk͡p̚˧˨ʔ] · Saigon [ŋawk͡p̚˨˩˨]ngọc heavy

  gem; precious stone

  for “precious stone” meaning: Any gem, such as a diamond or ruby, that is expensive because of its rarity or desirability; especially one set into a piece of jewelry.

• đá quýListennoun
  Hanoi [ʔɗaː˧˦ kwi˧˦] · Saigon [ʔɗaː˦˥ wɪj˦˥]đá rising quý rising

  gemstone; precious stone

  for “precious stone” meaning: Any gem, such as a diamond or ruby, that is expensive because of its rarity or desirability; especially one set into a piece of jewelry.

  • Quả táo là trái cây, và kim cương là hòn đá quý giá.An apple is a fruit, and a diamond is a precious stone.