This item is acquired in-game. See its sources below.
Spell effects bound to this item, from first-party game data.
Design: Trenchant Earthsiege Diamond is not traded on the Auction House, so it has no live market price. Its first-party game data (identity, effects and sources) is read from the official World of Warcraft client build.
Creates 
Trenchant Earthsiege Diamond
Using Design: Trenchant Earthsiege Diamond teaches this recipe. The Northrend Jewelcrafting recipe Trenchant Earthsiege Diamond takes 1 Earthsiege Diamond.
Read from the World of Warcraft client build files.
Design: Trenchant Earthsiege Diamond teaches the Northrend Jewelcrafting recipe Trenchant Earthsiege Diamond, which makes Trenchant Earthsiege Diamond. At the lowest US listings, the reagents for one craft cost 78g 67s. Trenchant Earthsiege Diamond lists from 150g each, so one craft sold at that price returns 63g 83s after the 5% auction cut, a 81% margin over its reagents. It turns yellow at Northrend Jewelcrafting skill 65 and grey at 75.
| Reagent | Needed | Lowest listed | Cost |
|---|---|---|---|
 Earthsiege Diamond | 1 | 78 gold67 silver | 78 gold67 silver |
| Reagents for one craft | 78 gold67 silver | ||
| Trenchant Earthsiege Diamond at its lowest listing | 150 gold | ||
| Return after the 5% auction cut | 63 gold83 silver | ||
Prices are the lowest listed prices in the latest US Auction House snapshot, not sales. Recipes, reagents, yields and skill levels come from the World of Warcraft client build files.
The 10 recipes nearest to Design: Trenchant Earthsiege Diamond in required skill among Recipe > Jewelcrafting; 1 of them also come from Wrath of the Lich King.
| Item | Creates | Required Skill | Lowest Listed Price |
|---|---|---|---|
| Design: Trenchant Earthsiege Diamond (this item) | 45 | Not listed | |
| Design: Resolute Monarch Topaz |  Resolute Monarch Topaz | 15 | 100 gold on 45 realms |
| Design: Flashing Living Ruby |  Flashing Living Ruby | 50 | 99 gold on 46 realms |
| Design: Solid Star of Elune |  Solid Star of Elune | 50 | 194 gold on 47 realms |
| Design: Rigid Star of Elune | Rigid Star of Elune | 50 | 199 gold on 48 realms |
| Design: Jagged Talasite |  Jagged Talasite | 50 | 500 gold on 52 realms |
| Design: Deadly Noble Topaz |  Deadly Noble Topaz | 50 | 33 gold on 50 realms |
| Design: Agile Shadowspirit Diamond |  Agile Shadowspirit Diamond | 40 | 22 gold on 56 realms |
| Design: Reverberating Shadowspirit Diamond | Reverberating Shadowspirit Diamond | 40 | 39 gold on 54 realms |
| Design: Burning Shadowspirit Diamond | Burning Shadowspirit Diamond | 40 | 41 gold on 50 realms |
 Design: Choker of Shielding |  Choker of Shielding | 50 | 75 gold on 71 realms |
The lowest listed price among them is Design: Agile Shadowspirit Diamond at 22 gold in the US Auction House.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
TheWoWDB