Tunic

Body armor

Sold at

A shop's stock changes as the story advances, so the last column says when it is on the shelves.

Place	Shop	Available	Price
Wisp Quest: Mysterious Gem Quest: Help Galgarant Quest: Engineers' Guild Quest: Castle Garrison	Gareth	Always	20
Erond Quest: Salwen's Package	Alkatar	Early on, until delivering The Seven Stars to Okyon	20