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Sapphire necklace F2P

item #1656 · buy limit 18,000 · 15 days of history backtested
Buy band460
Sell band526
Margin (after tax)56
ROI12.2%
Profit / 4h358.0k
Capital2.94m
Exit0.7h
Risklow
Volume / h8,880
Buy limit18,000
TypeF2P

Price chart

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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%000000
8%000000
12%111110
16%111110
20%111110
25%333★332

Optimal buy 25% / sell 85% → 2 flips, 3/day per unit (~9.5h hold)  vs  Default 12% / 93% → 1 flips, 1/day  (+127%)

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