Blue Moon helm

item #29019 · buy limit 15 · 15 days of history backtested

Latest price: 1,200,000 gp instant-buy · 855,707 gp instant-sell
Last 24 h average: 680,082 gp high · 661,908 gp low · 352 traded

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Buy limit15

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%	24.9k	23.6k	24.1k	24.1k	35.7k	23.2k
8%	29.3k	28.2k	28.7k	28.8k	42.8k	30.3k
12%	32.5k	31.4k	31.9k	33.3k	47.3k	40.1k
16%	27.1k	26.0k	26.5k	27.9k	41.9k	34.7k
20%	31.7k	30.6k	32.0k	27.4k	41.5k	34.2k
25%	45.4k	38.6k	40.0k	35.5k	49.5k★	42.2k

Optimal buy 25% / sell 93% → 7 flips, 49.5k/day per unit (~26.1h hold) vs Default 12% / 93% → 6 flips, 47.3k/day (+5%)

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.