Lingot | Duolingo Wiki | FANDOM powered by Wikia
2019-6-4 · Receiving a lingot from another user in a Duolingo discussion forum post Being in the three first places of a league (e.g. 400 gems or 20 lingots for first place) In the past, one lingot was earned by completing a lesson without losing any hearts, but this was phased out by early 2015 although it may still be the case in some platforms.
