Ruby

No mention shall be made of coral, or of pearls: for the price of wisdom is above rubies.

There is gold, and a multitude of rubies: but the lips of knowledge are a precious jewel.

Who can find a virtuous woman? for her price is far above rubies.

Her Nazarites were purer than snow, they were whiter than milk, they were more ruddy in body than rubies, their polishing was of sapphire: