Ring engraved with a portrait of a knight.
In Lothric, the Knight has long been considered one of the Three Pillars of the king's rule, and were thus allowed to rear dragons.
Increases Strength by 5
Lothric Castle treasure: in the room before the Sunlight Altar. To access it, head to the area before the Dragonslayer Armour, head to the left and climb up a ladder. Cross the roof to another room and climb down ladder.