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Ruby harvest (item)

item #10020 · buy limit 125 · 18 days of history backtested

Latest price: 109 gp instant-buy · 100 gp instant-sell
Last 24 h average: 92 gp high · 45 gp low · 3,238 traded

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Buy limit125
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%747071716761
8%998983837974
12%1019085817671
16%1089994908569
20%11610198958665
25%116★9794948569

Optimal buy 25% / sell 75% → 26 flips, 116/day per unit (~10.2h hold)  vs  Default 12% / 93% → 13 flips, 76/day  (+52%)

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.
More tools from the same maker: PokePulse — Pokémon card prices · ESO Decoded — every ESO set, decoded · EveryGameMade — fact-checked game encyclopedia · Mistfall Hunters — the honest Mistfall Hunter guide