Crystal tool seed

item #23953 · buy limit 100 · 15 days of history backtested

Latest price: 17,230,943 gp instant-buy · 16,745,912 gp instant-sell
Last 24 h average: 17,070,449 gp high · 16,627,954 gp low · 234 traded

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Buy limit100

TypeMembers

Notenot in the current top scan — backtest below still applies

Price chart

drag to pan · scroll to zoom · hover for values

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%	194.6k	194.6k	199.5k	199.5k	203.2k	227.4k
8%	194.6k	194.6k	199.5k	199.5k	203.2k	227.4k
12%	194.6k	194.6k	199.5k	199.5k	203.2k	227.4k
16%	194.6k	194.6k	199.5k	199.5k	203.2k	227.4k
20%	194.6k	194.6k	199.5k	199.5k	203.2k	227.4k
25%	255.4k★	255.4k	56.0k	56.0k	71.6k	95.8k

Optimal buy 25% / sell 75% → 3 flips, 255.4k/day per unit (~10.7h hold) vs Default 12% / 93% → 1 flips, 203.2k/day (+26%)

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.