Currently the pure stat ones from world quests look pretty good if you have haste / crit on them. right now i have one 850 and one 835 both with crit on them.
I also have a 830 memento of the angerboda and i was wondering if its worth it to swap with the 835 one.
World quest trinket
1073 Str
882 critical strike
Memento 830:
3978 proc from its ability
1023 str