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Sanfew serum(4) — live GE price & flip margin
Sanfew serum(4) is currently insta-buying for 19,818 gp and insta-selling for 19,301 gp on the Grand Exchange. Put in a buy offer at 19,302 gp and a sell offer at 19,817 gp — the offers most likely to fill first — and you'd clear roughly +119 gp per item after the 2% GE tax (396 gp on that sale), a 0.62% return. About 1,179 traded on the slower side in the last hour, and the buy limit is 2,000 every four hours. Numbers refresh every minute from the OSRS Wiki real-time price API.
| Insta-buy (what impatient buyers pay) | 19,818 gp |
| Insta-sell (what impatient sellers get) | 19,301 gp |
| Suggested buy offer | 19,302 gp |
| Suggested sell offer | 19,817 gp |
| GE tax at that sell price | 396 gp |
| Approx. margin after tax | +119 gp |
| ROI | 0.62% |
| Volume (slower side, last hour) | 1,179 |
| Buy limit (per 4 hours) | 2,000 |
| High alch value | 180 gp |
| Last trade seen | 3m ago |
Flippy’s flip history for this item
Every time Flippy has called this item as a flip, and how each call actually played out against the live market — re-priced hourly for 24 hours after posting. Realized ROI assumes you bought at the posted buy price and exited at that checkpoint’s market price, after GE tax. Full methodology on the track record page.
| Posted | Item | Risk | Buy → sell | Projected ROI | 1h | 6h | 12h | 24h | Proof |
|---|---|---|---|---|---|---|---|---|---|
| Sep 2, 08:53 PM | Sanfew serum(4) | LOW | 18.4k → 19.6k | 4.34% | — | — | — | — | announcement ↗ |
| Sep 1, 10:56 PM | Sanfew serum(4) | LOW | 20.0k → 21.0k | 2.8% | -1.2% | -3.32% | -2.3% | — | announcement ↗ |
| Sep 1, 01:34 AM | Sanfew serum(4) | LOW | 19.5k → 20.2k | NO FILL? |
+0.22% | -0.1% | -2.13% | +0.88% | announcement ↗ |
| Aug 25, 08:33 PM | Sanfew serum(4) | LOW | 18.7k → 20.1k | 5.66% | +5.25% | +5.09% | +3.59% | +4.78% | announcement ↗ |
About Sanfew serum(4)
A 4 dose Sanfew Serum. Members-only item. Item ID 10925. High alch: 180 gp. Work out the exact tax on any sale with the GE tax calculator, or compare margins across every item on the live price tracker.
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