In shape no bigger than an agate stone

On the forefinger of an alderman.

In Act 3, Scene 1 of “Much Ado about Nothing,” Hero says that

Nature never framed a woman’s heart

Of prouder stuff than that of Beatrice

who would swear that if a man were tall he would be like

A lance illheaded;

“If low, an agate very vilely cut.

In Act 2, Scene 1 of “Love’s Labours Lost,” Boyet tells the Princess of France that Navarre’s heart is

Like an agate, with your print impressed.