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Demonic quill
These look like they can be attached to a slayer helmet.
Grand Exchange prices
Instant buy is the wiki high (what you pay to buy now). Instant sell is the wiki low (what you receive to sell now).
Instant buy
188,991
Instant sell
175,000
Spread
13,991
Last trade
3m
ago
Volume & liquidity
Observed completed trades — sell-side (low) vs buy-side (high).
5-minute
Total 0
1-hour
Total 12
Item details
GE value
100,000
Flip analysis
Passive flip estimates after GE tax — buy near latest low, sell near latest high.
Opportunity score
Updated 3m ago
Est. buy
175,000
Est. sell
188,991
Net / item
10,212
Net ROI
5.84%
GP / hr
0
30m pace × 2
GP / slot-hr
0
At full buy limit
Not enough history yet — snapshots accumulate every 15 minutes.
Volume over time
Volume history will appear after a few snapshot cycles.
Score breakdown
How this item ranks on profit potential, limit upside, volume health, margin, ROI, turnover, confidence, and freshness.