Crystal key
P2PBuy limit: 11,000·last trade 2m ago
Confidence
Confidence69%
One score blending fill chance, market volume and profit quality.
Fill chance67%
Volume56%
Profit78%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at17,824
Buy fills62%
Sell at18,249
Sell fills64%
Net / item61 (0.3%)
Est. profit / 4h34.2K
561 units · 67% fill confidence
Insta-sell
17,823
cheapest buy (full spread)
Insta-buy
18,250
dearest sell (full spread)
Gross margin
427
GE tax
365
2% per item, max 5M
Net margin
62
0.3% ROI
Volatility
2.8%
price noise (1h history)
How to flip the Crystal key
The Crystal key is a members-only Old School RuneScape item — “A mysterious key for a mysterious chest.”. Its Grand Exchange buy limit is 11,000 per 4 hours. Right now it buys at 17,823 gp and sells at 18,250 gp — a net margin of 62 gp (0.3% ROI) after the 2% Grand Exchange tax of 365 gp. High alchemy yields 90 gp.
To flip it, place a buy offer near 17,823 gp and a sell offer near 18,250 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume63%
Two-sided liquidity69%
Recent activity99%
Size vs market48%
Why this profit score
Spread persistence100%
No price spike94%
Margin plausibility100%