

Sailor Piece
Enchanting Calculator
Calculate expected attempts and success rates for accessory enchanting
Enchanting Calculator
+50% DEF+40% DMG+20% DR
~13.2
expected total attempts
How Fail Bonus Works
Each failed enchant attempt adds +10% to your next attempt's success rate. For example, if E2→E3 has a 70% base rate and you fail, your next attempt has 80%. This stacks until you succeed, then resets.
Enchanting Progression
| Level | Base Rate | Avg Attempts | Cumulative | DEF | DMG | DR |
|---|---|---|---|---|---|---|
| E0 → E1 | 100% | 1.00 | 1.0 | +5% | +4% | +2% |
| E1 → E2 | 80% | 1.22 | 2.2 | +10% | +8% | +4% |
| E2 → E3 | 70% | 1.37 | 3.6 | +15% | +12% | +6% |
| E3 → E4 | 70% | 1.37 | 5.0 | +20% | +16% | +8% |
| E4 → E5 | 70% | 1.37 | 6.3 | +25% | +20% | +10% |
| E5 → E6 | 70% | 1.37 | 7.7 | +30% | +24% | +12% |
| E6 → E7 | 70% | 1.37 | 9.1 | +35% | +28% | +14% |
| E7 → E8 | 70% | 1.37 | 10.4 | +40% | +32% | +16% |
| E8 → E9 | 70% | 1.37 | 11.8 | +45% | +36% | +18% |
| E9 → E10 | 70% | 1.37 | 13.2 | +50% | +40% | +20% |
Success Rate Visualization
E0 → E1
~1.0x
E1 → E2
~1.2x
E2 → E3
~1.4x
E3 → E4
~1.4x
E4 → E5
~1.4x
E5 → E6
~1.4x
E6 → E7
~1.4x
E7 → E8
~1.4x
E8 → E9
~1.4x
E9 → E10
~1.4x
Expected attempts account for the +10% fail bonus stacking. E0→E1 is guaranteed (100%). Actual results may vary. Enchanting applies to accessories only.

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