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Ancient crystal

item #21804 · buy limit 250 · 15 days of history backtested

Latest price: 150,576 gp instant-buy · 149,035 gp instant-sell
Last 24 h average: 154,043 gp high · 148,676 gp low · 2,046 traded

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Buy limit250
TypeMembers
Notenot in the current top scan — backtest below still applies

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%908934974996781521
8%1.1k1.2k929950736476
12%1.6k1.6k1.1k1.3k1.1k806
16%2.1k2.1k1.4k1.5k1.3k1.0k
20%2.6k2.6k1.9k2.0k1.8k1.5k
25%3.1k3.2k★2.1k2.2k2.0k1.8k

Optimal buy 25% / sell 80% → 14 flips, 3.2k/day per unit (~5.6h hold)  vs  Default 12% / 93% → 4 flips, 1.1k/day  (+198%)

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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