This price has not changed since 2026-03-08 08:41 UTC. It reflects the last observed trade rather than current market value, and this page is excluded from our sitemap for that reason.
Sell price
283 keys
Buy price
140 keys, 48.88 ref
In keys
283 keys
Steam Market USD
$650.90
Price history
9 days recordedDetails
| SKU | 384;5;u64 |
|---|---|
| Last price change | 2026-03-08 08:41 UTC |
| Key rate when recorded | 64.33 ref |
Same effect, other items
the effect across the catalogue| Item | Value | Updated |
|---|---|---|
| 1,850 keys | 9mo ago | |
| 1,550 keys | 9mo ago | |
| 973 keys | 24d ago | |
| 782 keys | 1mo ago | |
| 765 keys | 9mo ago | |
| 572 keys | 1d ago | |
| 531 keys | 9mo ago | |
| 436 keys | 9mo ago | |
| 432 keys | 15d ago | |
| 316 keys | 23d ago |
Other effects on the Professor's Peculiarity
same item, different effect| Item | Value | Updated |
|---|---|---|
| 1,250 keys | 9mo ago | |
| 486 keys | 14d ago | |
| 361 keys | 9mo ago | |
| 298 keys | 2mo ago | |
| 275 keys | 3d ago | |
| 95.3 keys | 3h ago | |
| 91.5 keys | 5h ago | |
| 81.8 keys | 3d ago | |
| 79.8 keys | 2d ago | |
| 72.1 keys | 3d ago |
Priced similarly
across the catalogue| Item | Value | Updated |
|---|---|---|
| 283 keys | 13d ago | |
| 283 keys | 2mo ago | |
| 284 keys | 3d ago | |
| 282 keys | 9h ago | |
 Collector's Festive Flare Gun | 282 keys | 2d ago |
| 282 keys | 8d ago | |
| 282 keys | 1d ago | |
| 284 keys | 9d ago |