The crown's special ability makes Gems more likely to fall after battle. The Merchant's abilities allow them to find gems in battle and use money to their own advantage. The Merchant is a good source for obtaining many gems to upgrade crowns and obtaining gil. Including additional Merchants in a party doesn't increase the chance of gems falling after battle. The crown has no actual proficiency with any type of weapon and their stat multipliers are average. The job's special armor, Merchant Tunic, provides a 10% boost to the user's Intellect and Spirit.