Iron Breastplate

Iron Breastplate Element None Defense 23 Effect None Cost 4600 Dagols Use Yes Map Location Verontier Armory, Dead End Armory
	[Source]

"A breastplate made from a single plate of metal. Little metal is used overall, making it light and increasing one's agility."

—Details Window

The Iron Breastplate is armor that is sold at Verontier Armory and Dead End Armory, before the story splits. After that, you cannot buy it anywhere.