This is a list of names in which the usage is Korean; and the meaning contains the keywords ruby or emerald or sapphire or diamond or amethyst or pearl or beryl or opal or crystal or gem or gemstone.
Hyeon-Ju 현주, 賢珠, 賢周 f & m KoreanFrom Sino-Korean
賢 (hyeon) meaning "virtuous, worthy, able" and
珠 (ju) meaning "jewel, pearl". This name can be formed by other hanja character combinations as well.