Gem Cutting
Compare rough gem against cut gem. Standard gems have 100% yield, so the margin comes straight from price and GE tax.
 Red topaz | 100 | Crafting 16 | 1,051 | 1,258 | 207 |
 Jade | 100 | Crafting 13 | 78 | 239 | 161 |
 Opal | 100 | Crafting 1 | 70 | 172 | 102 |
 Sapphire | 100 | Crafting 20 | 210 | 172 | -38 |
 Emerald | 100 | Crafting 27 | 410 | 305 | -105 |
 Ruby | 100 | Crafting 34 | 1,020 | 714 | -306 |
 Diamond | 100 | Crafting 43 | 2,409 | 1,546 | -863 |
 Dragonstone | 100 | Crafting 55 | 14,513 | 10,758 | -3,755 |
 Onyx | 0 | Crafting 67 | 2,801,501 | 2,856,878 | 55,377 |
 Zenyte | 0 | Crafting 89 | 19,000,000 | 19,599,019 | 599,019 |