Memento in a sentence as a noun

There's no class ring for PhD students, but this would make a similarly nostalgic memento.

I later got a copy of that business plan and I keep it with me as a sort of memento of a very strange time.

It doesn't need to be the shiniest example of a memento implementation I ever saw - first and foremost, it needs to work.

Memento definitions

noun

a reminder of past events

See also: souvenir