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Granite hammer ★ tuned 16/97

item #21742 · buy limit 8 · 15 days of history backtested
Buy band8.86m
Sell band12.91m
Margin (after tax)3.79m
ROI42.7%
Profit / 4h30.30m
Capital70.90m
Exit0.1h
Riskhigh
Volume / h152
Buy limit8
TypeMembers

Price chart

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Candles use the GE's average instant-buy (wick top) & instant-sell (wick bottom) per period; bodies show period-to-period mid-price moves — the GE publishes no true open/close. buy bandsell band

Backtest — profit/day per unit by band

Each cell replays this item's history with that buy/sell percentile pair, no lookahead (bands from past data only). ★ = best. Hover a cell for flips & hold time.

buy↓ sell→75%80%85%90%93%97%
5%18.6k18.6k9.5k9.5k9.5k17.1k
8%44.4k44.4k35.3k35.3k35.3k42.9k
12%42.4k42.4k33.3k33.3k33.3k40.9k
16%51.8k51.8k42.8k42.8k43.7k60.3k★
20%51.8k51.8k42.7k42.7k43.7k60.3k
25%47.2k47.2k42.7k42.7k43.6k59.6k

Optimal buy 16% / sell 97% → 4 flips, 60.3k/day per unit (~32.5h hold)  vs  Default 12% / 93% → 3 flips, 33.3k/day  (+81%)

Bands are a starting point, not a promise — the fill model is simplified and popular flips crowd (your buy gets bid up, your sell pushed down). How this works →

Unofficial fan project — not affiliated with or endorsed by Jagex. Data from the OSRS Wiki real-time prices API. A game, not financial advice; nothing here is automated and you shouldn't automate it (it's against Jagex's rules).

For information only - not financial advice. In-game Grand Exchange prices fluctuate and flips can lose value; trade at your own risk.
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