| Rune Level | Smithing Stone Weapon Level | Somber Stone Weapon Level |
|---|---|---|
| 1-10 | +0 to +2 | +0 to +1 |
| 11-20 | +2 to +4 | +1 to +2 |
| 21-30 | +4 to +6 | +2 to +3 |
| 31-40 | +6 to +8 | +3 to +4 |
| 41-50 | +8 to +10 | +4 to +5 |
| 51-60 | +10 to +12 | +5 to +6 |
| 61-70 | +12 to +15 | +6 to +7 |
| 71-80 | +15 to +17 | +7 to +8 |
| 81-90 | +17 to +19 | +8 to +8 |
| 91-100 | +19 to +21 | +8 to +9 |
| 101-110 | +21 to +23 | +9 to +9 |
| 111-120 | +23 to +25 | +9 to +10 |
| 121-125 | +25 | +10 |