Black beret

item #2635 · buy limit 4 · 19 days of history backtested

Latest price: 15,371 gp instant-buy · 12,500 gp instant-sell
Last 24 h average: 15,189 gp high · 12,818 gp low · 35 traded

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Buy limit4

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%	21.7k	20.6k	20.6k	20.6k	21.0k	21.0k
8%	28.6k	27.5k	29.5k	29.5k	29.9k	29.9k
12%	29.1k	31.4k	33.4k	33.4k	33.7k	33.7k
16%	29.8k	32.1k	34.1k	34.1k	33.7k	33.7k
20%	31.2k	33.5k	35.5k	35.5k	35.1k	35.1k
25%	34.9k	37.2k★	35.5k	35.5k	35.1k	35.1k

Optimal buy 25% / sell 80% → 19 flips, 37.2k/day per unit (~8.9h hold) vs Default 12% / 93% → 15 flips, 33.7k/day (+10%)

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.