Item level 43 · Prices on every WoW Forever auction house
Umbral Crystal on every WoW Forever auction house, updated hourly. Cheapest right now: 1g 35s 0c on EU · Normal · Alliance. About 161 sell per day across all markets.
Busiest market
EU · PvP · Horde
Lowest1gold70silverUsually 1gold70silver≈ 31 sold per day