There are four moonstones at the following locations. At the start of the game during the theater mini-game, score hundred nobles impressed and also impress Queen Brahne. Continue until you take control of Steiner for the first time then speak to Queen Brahne. There are four colored stones on pillars on the Conde Petie Mountain Path. Collect and insert all of them in the statue past the Moogle. Give an emerald to the friendly Jabberwock in a forest on the Forgotten Continent. Complete the Stiltzkin side quest and purchase his last bundle for 5,555 Gil.