Loading item…
Black tourmaline core
The blackened heart of the Grotesque Guardians. Members
Watch Premium Alert Premium
Live prices: Premium
Buy price
Sell price
Margin after tax
39,499 gp
10.77% ROI · 8,289 gp tax
how often it held Premium
how often it held Premium
Buy limit (4h)
5
197,495 profit per limit
the market sells that many in 3 h
the market sells that many in 3 h
Volume (24h)
82
items traded, both sides
High alch
24,900 gp
Not worth it: 341,902 gp less than the buy price and a nature rune
Price history
Premium
Buy price (instant sell)Sell price (instant buy)
Averages per 1h from the OSRS Wiki. Times in UTC. Bars: trades at the sell price (orange) on top of trades at the buy price (blue).
Buy price: what sellers took when they sold at once (an instant sell), about where a buy offer fills. Sell price: what buyers paid to have one at once (an instant buy), about where a sell offer fills. The gap between them, less tax, is the margin.
Show as a table
| Time (UTC) | Buy price | Sell price | Volume at buy | Volume at sell |
|---|---|---|---|---|
| 3 Oct 2026, 03:00 | 376,667 | – | 3 | 0 |
| 3 Oct 2026, 02:00 | 375,000 | 410,307 | 2 | 5 |
| 3 Oct 2026, 01:00 | 394,554 | 380,000 | 1 | 1 |
| 3 Oct 2026, 00:00 | 375,000 | 407,497 | 1 | 5 |
| 2 Oct 2026, 23:00 | 375,000 | – | 3 | 0 |
| 2 Oct 2026, 22:00 | – | 397,128 | 0 | 5 |
| 2 Oct 2026, 21:00 | 375,000 | – | 4 | 0 |
| 2 Oct 2026, 19:00 | 375,000 | – | 2 | 0 |
| 2 Oct 2026, 18:00 | 375,000 | 404,160 | 2 | 10 |
| 2 Oct 2026, 17:00 | 375,000 | – | 1 | 0 |
| 2 Oct 2026, 16:00 | 375,003 | 393,729 | 2 | 1 |
| 2 Oct 2026, 15:00 | 369,721 | – | 6 | 0 |
| 2 Oct 2026, 14:00 | 370,000 | 393,511 | 2 | 5 |
| 2 Oct 2026, 13:00 | 360,006 | – | 1 | 0 |
| 2 Oct 2026, 11:00 | 360,006 | 383,886 | 1 | 2 |
| 2 Oct 2026, 10:00 | 360,003 | 388,237 | 1 | 5 |
| 2 Oct 2026, 08:00 | 360,000 | – | 2 | 0 |
| 2 Oct 2026, 07:00 | 360,500 | – | 3 | 0 |
| 2 Oct 2026, 06:00 | – | 393,721 | 0 | 6 |
| 2 Oct 2026, 04:00 | 360,500 | – | 2 | 0 |
| 2 Oct 2026, 03:00 | 360,000 | 406,426 | 5 | 1 |
| 2 Oct 2026, 02:00 | 360,000 | 399,916 | 1 | 5 |
| 2 Oct 2026, 01:00 | 360,200 | 366,800 | 5 | 1 |
| 2 Oct 2026, 00:00 | 360,500 | – | 2 | 0 |
| 1 Oct 2026, 23:00 | 360,167 | 403,883 | 3 | 3 |
| 1 Oct 2026, 22:00 | 355,000 | 386,315 | 1 | 10 |
| 1 Oct 2026, 21:00 | 355,714 | – | 7 | 0 |
| 1 Oct 2026, 20:00 | 360,500 | – | 3 | 0 |
| 1 Oct 2026, 19:00 | 360,500 | – | 2 | 0 |
| 1 Oct 2026, 18:00 | 360,000 | 382,244 | 4 | 5 |
| 1 Oct 2026, 17:00 | 355,000 | 380,000 | 2 | 1 |
| 1 Oct 2026, 16:00 | 355,000 | – | 3 | 0 |
| 1 Oct 2026, 15:00 | 360,000 | – | 3 | 0 |
| 1 Oct 2026, 14:00 | 360,500 | 398,077 | 3 | 5 |
| 1 Oct 2026, 13:00 | 358,100 | – | 5 | 0 |
| 1 Oct 2026, 12:00 | 355,000 | – | 2 | 0 |
| 1 Oct 2026, 10:00 | – | 402,989 | 0 | 6 |
| 1 Oct 2026, 09:00 | 351,250 | – | 4 | 0 |
| 1 Oct 2026, 08:00 | 355,000 | – | 1 | 0 |
| 1 Oct 2026, 07:00 | 363,333 | – | 3 | 0 |
| 1 Oct 2026, 06:00 | 355,000 | 390,515 | 1 | 5 |
| 1 Oct 2026, 05:00 | 355,000 | – | 1 | 0 |
| 1 Oct 2026, 04:00 | 350,000 | 406,426 | 1 | 1 |
| 1 Oct 2026, 03:00 | 350,000 | – | 2 | 0 |
| 1 Oct 2026, 02:00 | 406,000 | 393,000 | 3 | 3 |
| 1 Oct 2026, 01:00 | 369,258 | – | 3 | 0 |
| 1 Oct 2026, 00:00 | – | 427,816 | 0 | 1 |
| 30 Sept 2026, 23:00 | – | 428,571 | 0 | 1 |
| 30 Sept 2026, 22:00 | 352,985 | 415,134 | 6 | 5 |
| 30 Sept 2026, 21:00 | 357,773 | 400,000 | 2 | 1 |
| 30 Sept 2026, 20:00 | 357,773 | – | 3 | 0 |
| 30 Sept 2026, 19:00 | 388,159 | 405,299 | 6 | 1 |
| 30 Sept 2026, 18:00 | 381,978 | 410,458 | 2 | 5 |
| 30 Sept 2026, 17:00 | 358,956 | 402,027 | 3 | 2 |
| 30 Sept 2026, 16:00 | 405,000 | – | 3 | 0 |
| 30 Sept 2026, 14:00 | 416,600 | 429,877 | 5 | 3 |
| 30 Sept 2026, 13:00 | 405,000 | – | 1 | 0 |
| 30 Sept 2026, 12:00 | 419,500 | – | 2 | 0 |
| 30 Sept 2026, 09:00 | 382,852 | – | 2 | 0 |
| 30 Sept 2026, 08:00 | 434,000 | – | 1 | 0 |
| 30 Sept 2026, 06:00 | 419,500 | 400,000 | 4 | 1 |
| 30 Sept 2026, 05:00 | – | 395,000 | 0 | 1 |
| 30 Sept 2026, 04:00 | 353,929 | – | 2 | 0 |
| 30 Sept 2026, 03:00 | 358,250 | – | 4 | 0 |
| 30 Sept 2026, 02:00 | 419,500 | 376,012 | 2 | 5 |
| 30 Sept 2026, 01:00 | – | 386,105 | 0 | 1 |
| 30 Sept 2026, 00:00 | 333,000 | – | 1 | 0 |
| 29 Sept 2026, 23:00 | 413,000 | – | 4 | 0 |
| 29 Sept 2026, 22:00 | 414,667 | 448,769 | 6 | 1 |
| 29 Sept 2026, 21:00 | 425,000 | 441,326 | 2 | 1 |
| 29 Sept 2026, 20:00 | 425,000 | – | 2 | 0 |
| 29 Sept 2026, 19:00 | 405,000 | – | 2 | 0 |
| 29 Sept 2026, 18:00 | 428,200 | – | 5 | 0 |
| 29 Sept 2026, 17:00 | 427,816 | 448,769 | 1 | 1 |
| 29 Sept 2026, 16:00 | 418,333 | – | 3 | 0 |
| 29 Sept 2026, 15:00 | 429,500 | – | 4 | 0 |
| 29 Sept 2026, 14:00 | 434,000 | – | 2 | 0 |
| 29 Sept 2026, 11:00 | 405,000 | – | 1 | 0 |
| 29 Sept 2026, 10:00 | 431,750 | – | 4 | 0 |
| 29 Sept 2026, 09:00 | 425,000 | – | 4 | 0 |
| 29 Sept 2026, 08:00 | 425,000 | – | 3 | 0 |
| 29 Sept 2026, 07:00 | 429,500 | – | 2 | 0 |
| 29 Sept 2026, 06:00 | – | 425,873 | 0 | 1 |
| 29 Sept 2026, 05:00 | 425,000 | – | 3 | 0 |
| 29 Sept 2026, 04:00 | 425,000 | – | 2 | 0 |
| 29 Sept 2026, 02:00 | 434,000 | 432,436 | 3 | 2 |
| 29 Sept 2026, 01:00 | 400,000 | – | 2 | 0 |
| 29 Sept 2026, 00:00 | 425,000 | 425,873 | 4 | 1 |
| 28 Sept 2026, 23:00 | 425,000 | 416,500 | 4 | 2 |
| 28 Sept 2026, 22:00 | 419,667 | 424,855 | 3 | 3 |
| 28 Sept 2026, 21:00 | 425,000 | – | 5 | 0 |
| 28 Sept 2026, 20:00 | 425,000 | 426,747 | 1 | 2 |
| 28 Sept 2026, 19:00 | 429,500 | – | 4 | 0 |
| 28 Sept 2026, 18:00 | 434,000 | – | 2 | 0 |
| 28 Sept 2026, 17:00 | 434,007 | 440,000 | 1 | 1 |
| 28 Sept 2026, 16:00 | 434,007 | 450,000 | 2 | 1 |
| 28 Sept 2026, 15:00 | 434,004 | – | 2 | 0 |
| 28 Sept 2026, 14:00 | 434,000 | – | 1 | 0 |
| 28 Sept 2026, 13:00 | 434,000 | – | 2 | 0 |
| 28 Sept 2026, 11:00 | – | 450,332 | 0 | 1 |
| 28 Sept 2026, 10:00 | 450,000 | – | 4 | 0 |
| 28 Sept 2026, 09:00 | 434,000 | 427,816 | 1 | 1 |
| 28 Sept 2026, 08:00 | – | 436,000 | 0 | 1 |
| 28 Sept 2026, 07:00 | 442,000 | – | 2 | 0 |
| 28 Sept 2026, 06:00 | 450,000 | 436,958 | 2 | 1 |
| 28 Sept 2026, 04:00 | 425,000 | 437,716 | 3 | 3 |
| 28 Sept 2026, 03:00 | 434,000 | – | 3 | 0 |
| 28 Sept 2026, 02:00 | 434,000 | 446,667 | 3 | 3 |
| 28 Sept 2026, 01:00 | 434,000 | 424,868 | 2 | 4 |
| 28 Sept 2026, 00:00 | 425,000 | – | 3 | 0 |
| 27 Sept 2026, 23:00 | 433,750 | – | 8 | 0 |
| 27 Sept 2026, 22:00 | 439,333 | 448,610 | 3 | 3 |
| 27 Sept 2026, 21:00 | 437,333 | – | 3 | 0 |
| 27 Sept 2026, 20:00 | 450,000 | – | 1 | 0 |
| 27 Sept 2026, 19:00 | 450,000 | – | 2 | 0 |
| 27 Sept 2026, 18:00 | 448,000 | – | 3 | 0 |
| 27 Sept 2026, 17:00 | 444,000 | 450,000 | 2 | 1 |
| 27 Sept 2026, 16:00 | 427,250 | 440,000 | 4 | 1 |
| 27 Sept 2026, 15:00 | 434,000 | – | 3 | 0 |
| 27 Sept 2026, 14:00 | 450,332 | – | 1 | 0 |
| 27 Sept 2026, 13:00 | 444,000 | – | 4 | 0 |
| 27 Sept 2026, 12:00 | 434,000 | – | 1 | 0 |
| 27 Sept 2026, 11:00 | 434,000 | – | 2 | 0 |
| 27 Sept 2026, 10:00 | 444,000 | 447,330 | 2 | 3 |
| 27 Sept 2026, 09:00 | 444,000 | 448,000 | 2 | 1 |
| 27 Sept 2026, 08:00 | 439,000 | 444,168 | 2 | 1 |
| 27 Sept 2026, 06:00 | 439,000 | – | 2 | 0 |
| 27 Sept 2026, 05:00 | 444,000 | – | 1 | 0 |
| 27 Sept 2026, 04:00 | 444,000 | – | 1 | 0 |
| 27 Sept 2026, 03:00 | 444,500 | 467,545 | 3 | 3 |
| 27 Sept 2026, 02:00 | 444,500 | 455,000 | 2 | 1 |
| 27 Sept 2026, 00:00 | 444,000 | 448,843 | 2 | 3 |
| 26 Sept 2026, 23:00 | 444,795 | – | 5 | 0 |
| 26 Sept 2026, 22:00 | 445,000 | 467,545 | 1 | 1 |
| 26 Sept 2026, 21:00 | 444,757 | 453,136 | 2 | 4 |
| 26 Sept 2026, 20:00 | 444,500 | 452,928 | 1 | 4 |
| 26 Sept 2026, 19:00 | 444,171 | – | 2 | 0 |
| 26 Sept 2026, 18:00 | 444,086 | – | 2 | 0 |
| 26 Sept 2026, 17:00 | 434,500 | – | 3 | 0 |
| 26 Sept 2026, 16:00 | 434,500 | 491,586 | 1 | 2 |
| 26 Sept 2026, 15:00 | 439,334 | 444,168 | 2 | 1 |
| 26 Sept 2026, 14:00 | 439,000 | – | 4 | 0 |
| 26 Sept 2026, 13:00 | 444,000 | – | 3 | 0 |
| 26 Sept 2026, 12:00 | 434,000 | – | 2 | 0 |
| 26 Sept 2026, 11:00 | 444,000 | 467,545 | 1 | 3 |
| 26 Sept 2026, 10:00 | 444,000 | – | 1 | 0 |
| 26 Sept 2026, 09:00 | 444,000 | – | 3 | 0 |
| 26 Sept 2026, 08:00 | 434,000 | – | 2 | 0 |
| 26 Sept 2026, 07:00 | 434,001 | 439,727 | 2 | 1 |
| 26 Sept 2026, 06:00 | – | 450,000 | 0 | 1 |
| 26 Sept 2026, 05:00 | 442,242 | – | 8 | 0 |
| 26 Sept 2026, 04:00 | – | 453,904 | 0 | 3 |
| 26 Sept 2026, 03:00 | 444,000 | – | 2 | 0 |
| 26 Sept 2026, 02:00 | 450,400 | 451,250 | 5 | 2 |
| 26 Sept 2026, 01:00 | 452,000 | 467,093 | 1 | 3 |
| 26 Sept 2026, 00:00 | 451,804 | 489,969 | 5 | 1 |
| 25 Sept 2026, 23:00 | 451,337 | 481,242 | 3 | 8 |
| 25 Sept 2026, 22:00 | 457,917 | – | 6 | 0 |
| 25 Sept 2026, 21:00 | 464,092 | 480,000 | 4 | 1 |
| 25 Sept 2026, 20:00 | 460,000 | 467,545 | 2 | 1 |
| 25 Sept 2026, 19:00 | 464,000 | – | 5 | 0 |
| 25 Sept 2026, 18:00 | 472,635 | 491,586 | 9 | 3 |
| 25 Sept 2026, 17:00 | 479,119 | 489,969 | 3 | 1 |
| 25 Sept 2026, 16:00 | 462,051 | – | 8 | 0 |
| 25 Sept 2026, 15:00 | 460,012 | – | 1 | 0 |
| 25 Sept 2026, 13:00 | 460,000 | – | 3 | 0 |
| 25 Sept 2026, 12:00 | 456,500 | 473,052 | 2 | 2 |
| 25 Sept 2026, 10:00 | 456,000 | – | 2 | 0 |