As jewels in crystal for some prince to buy.

In Act 4, Scene 3, of the same play, the King says:

‘Ay, me!’ says one: ‘O, Jove!’ the other cries:

One, her hairs were gold, crystal the other’s eyes.

In Act 3, Scene 2 of “A Midsummer Night’s Dream,” the awakening Demetrius sings Helen’s praises:

O Helen, goddess, nymph, perfect, divine!

To what, my love, shall I compare thine eyne?

Crystal is muddy.

In Act 2, Scene 1, of “King John,” Queen Eleanor says of the sad sensitive Arthur:

His mother shames him so, poor boy, he weeps,