Princess Calia Menethil's Copper Coin

Source
This item is fished from the fountain in Dalaran.

Use
Required for

Context
is the older sister of. During the events of the Second War, Calia was betrothed to who was was in fact. The coin must have been dropped into the foundation sometime around the Second War.

The text on the coin, however, contradicts the novel Arthas: Rise of the Lich King, where Calia was unhappy with her arranged marriage to Prestor, but a change in events (or magical influence) could have caused this contradiction.