Rainbow crab (3)
P2PBuy limit: —·last trade 15m ago
Confidence
Will it fill?34%
Will it profit?100%
Joint confidence34%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at1,311
Buy fills10%
Sell at1,388
Sell fills21%
Net / item50 (3.8%)
Est. profit / 4h416.6K
8,333 units · round-trip fill 2%
Insta-sell
1,200
cheapest buy (full spread)
Insta-buy
1,499
dearest sell (full spread)
Gross margin
299
GE tax
29
2% per item, max 5M
Net margin
270
22.5% ROI
Volatility
118.5%
price noise (1h history)
How to flip the Rainbow crab (3)
The Rainbow crab (3) is a members-only Old School RuneScape item — “You'll need something to break through that shell.”. Its Grand Exchange buy limit is effectively unlimited. Right now it buys at 1,200 gp and sells at 1,499 gp — a net margin of 270 gp (22.5% ROI) after the 2% Grand Exchange tax of 29 gp. High alchemy yields 180 gp.
To flip it, place a buy offer near 1,200 gp and a sell offer near 1,499 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 volume35%
Two-sided liquidity15%
Recent activity89%
Size vs market0%
Why this profit score
Spread persistence100%
No price spike100%
Margin plausibility100%