Filigreed Cleric

[item=224268] gives Filigreed Cleric - hand in to [npc=217813] at /way #2215 44.0 49.8 Kiera Horth

Part of the Lost and Found achievement.

you get 3 of those per week on a timegated progress.quest is in hallowfall and you will see the ! on the map appear each week. Time Borrowed

Go here and do the quest she gives and do this over a period since it's timegated
/way #2215 60.5 60.2 Ashyld [TimeGated]

Maera Ashyld is a questgiver that is time gated and will give you 3 awards toward the lost and found achievement so you will have to check in with this npc over a period since blizzard time gated these quests

Part of the Lost and Found achievement.