Crystal key
P2PBuy limit: 11,000·last trade 2m ago
Confidence
Will it fill?77%
Will it profit?0%
Joint confidence0%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at20,992
Buy fills22%
Sell at21,407
Sell fills20%
Net / item-13 (-0.1%)
Est. profit / 4h0
476 units · round-trip fill 4%
Insta-sell
20,992
cheapest buy (full spread)
Insta-buy
21,407
dearest sell (full spread)
Gross margin
415
GE tax
428
2% per item, max 5M
Net margin
-13
-0.1% ROI
Volatility
1.5%
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 20,992 gp and sells at 21,407 gp — a net margin of -13 gp (-0.1% ROI) after the 2% Grand Exchange tax of 428 gp. High alchemy yields 90 gp.
To flip it, place a buy offer near 20,992 gp and a sell offer near 21,407 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 volume74%
Two-sided liquidity59%
Recent activity99%
Size vs market74%
Why this profit score
Spread persistence0%
No price spike0%
Margin plausibility0%