Eternal gem

item #21270 · buy limit 8 · 15 days of history backtested

Latest price: 7,126,905 gp instant-buy · 6,911,487 gp instant-sell
Last 24 h average: 7,361,998 gp high · 7,084,363 gp low · 124 traded

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Buy limit8

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%	88.4k	103.5k	103.5k	103.5k	113.0k	115.2k
8%	154.1k	170.8k★	158.4k	162.0k	113.0k	115.2k
12%	162.8k	168.0k	158.4k	162.0k	113.0k	115.2k
16%	162.8k	168.0k	158.4k	162.0k	113.0k	115.2k
20%	162.8k	168.0k	158.4k	162.0k	113.0k	115.2k
25%	162.8k	168.0k	158.4k	162.0k	113.0k	115.2k

Optimal buy 8% / sell 80% → 3 flips, 170.8k/day per unit (~23.7h hold) vs Default 12% / 93% → 1 flips, 113.0k/day (+51%)

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.