← all flips

Watermelon seed

item #5321 · buy limit 200 · 15 days of history backtested
Buy limit200
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%106107108787863
8%107108108797967
12%130★118118898977
16%120108108838371
20%129117117929280
25%125113113888872

Optimal buy 12% / sell 75% → 10 flips, 130/day per unit (~15.5h hold)  vs  Default 12% / 93% → 7 flips, 89/day  (+46%)

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.