This item is acquired in-game. See its sources below.
An Epic Gem, item level 44, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Polished Shadowstone adds Relic Enhancement when socketed. See Polished Shadowstone on the gem list for every socket it fits.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
8 other items in the current build are also called Polished Shadowstone. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Polished Shadowstone ID 140440 · Gem · item level 44Polished Shadowstone ID 143822 · Gem · item level 44Polished Shadowstone ID 144529 · Gem · item level 44Polished Shadowstone ID 145371 · Gem · item level 44Polished Shadowstone ID 150349 · Gem · item level 44Polished Shadowstone ID 150355 · Gem · item level 44Polished Shadowstone ID 150361 · Gem · item level 44Polished Shadowstone ID 151519 · Gem · item level 44Polished Shadowstone uses icon file 134126, which 28 other items also use. The 8 closest by item ID:
Polished Shadowstone ID 154107 · Gem · item level 44Polished Shadowstone ID 153471 · Gem · item level 44Polished Shadowstone ID 155720 · Gem · item level 44Polished Shadowstone ID 155750 · Gem · item level 44Polished Shadowstone ID 151519 · Gem · item level 44Polished Shadowstone ID 150361 · Gem · item level 44Polished Shadowstone ID 150355 · Gem · item level 44Polished Shadowstone ID 150349 · Gem · item level 44Blizzard numbers items as they are created, so the named items next to ID 154077 (154072 to 154082) were usually added in the same batch as Polished Shadowstone: the same quest line, zone, vendor or reward set.
Steadfast Conviction ID 154072 · Gem · item level 44
"Borrowed" Soul Essence ID 154073 · Gem · item level 44 "As if you have any plans of giving it back."
Tombweed Bloom ID 154074 · Gem · item level 44
Petrified Ancient's Thumb ID 154075 · Gem · item level 44
Blindside Approach ID 154076 · Gem · item level 44 "The king of the hill casts the tallest shadow."
Dead Man's Tale ID 154078 · Gem · item level 44
Battering Tempest ID 154079 · Gem · item level 44
Thundering Impact ID 154080 · Gem · item level 44
Roar of the Crowd ID 154081 · Gem · item level 44
Reactive Intuition ID 154082 · Gem · item level 44The raw ItemSparse values for item 154077 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB