Jar of Darkness

item #19701 · buy limit 4 · 34 days of history backtested

Latest price: 309,916 gp instant-buy · 220,000 gp instant-sell
Last 24 h average: 377,253 gp high · 222,211 gp low · 11 traded

🔔 Set a price alert

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%	42.1k	42.1k	42.1k	45.9k	46.2k	42.9k
8%	49.1k	49.1k	49.1k	52.8k	53.2k	49.9k
12%	49.1k	49.1k	49.1k	52.8k	53.2k	49.9k
16%	50.9k	49.1k	49.1k	52.8k	53.2k	49.9k
20%	50.9k	49.1k	49.1k	52.8k	53.2k	49.9k
25%	53.4k★	52.3k	52.3k	52.8k	53.2k	49.9k

Optimal buy 25% / sell 75% → 15 flips, 53.4k/day per unit (~18.3h hold) vs Default 12% / 93% → 13 flips, 53.2k/day (+0%)

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.