How much is Onyx Bone Diadem worth? Price and value
As of October 21, 2026, Onyx Bone Diadem is worth about 301 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 578 Robux. Across the 250 owned copies, its estimated market value is 75,250 Robux.
That puts the cheapest copy 92% above RAP. Sellers are holding out for more than the item has recently traded at, which is normal for a UGC Limited with few copies on the market.
How rare is Onyx Bone Diadem?
Onyx Bone Diadem is a UGC Limited Hat with 250 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for 96 Robux.
At 301 Robux, RAP sits 3.1x the 96 Robux it first sold for.
Onyx Bone Diadem has 76 favorites on the Roblox catalog.
Onyx Bone Diadem sales history
RBX Invest has recorded 314 sales of Onyx Bone Diadem across 60 trading days, from Oct 2, 2023 to Jun 22, 2026.
Sales here include copies bought from the creator’s original stock as well as resales between players. Free promotional claims are not counted.
Its highest daily average sale price was 425 Robux on Feb 25, 2026, and its lowest was 30 Robux on Jan 3, 2024.
By calendar year, its average sale price went from 96 Robux in 2023 to 498 Robux in 2026, up 419%.
| Month | Average sale price | Sales |
|---|---|---|
| Jun 2026 | 570 R$ | 1 |
| Feb 2026 | 425 R$ | 1 |
| Oct 2025 | 399 R$ | 4 |
| Aug 2025 | 170 R$ | 1 |
| Jun 2025 | 217 R$ | 3 |
| Apr 2025 | 197 R$ | 5 |
| Mar 2025 | 105 R$ | 1 |
| Feb 2025 | 148 R$ | 2 |
| Jan 2025 | 108 R$ | 2 |
| Dec 2024 | 115 R$ | 1 |
| Nov 2024 | 150 R$ | 1 |
| Sep 2024 | 128 R$ | 3 |
Did Onyx Bone Diadem make money for release buyers?
Onyx Bone Diadem sold out of its original stock 2 days after its first recorded sale, on Oct 4, 2023. Copies could be resold from Nov 1, 2023, once Roblox's 30-day resale lock ended.
For someone who bought at the original 96 Robux, the best return per day held came from reselling about 36 days after release, when copies were selling for around 205 Robux. That works out to roughly 7 Robux profit per copy after Roblox's cut.
About Onyx Bone Diadem
comes with an eerie connection to lost souls
How to get Onyx Bone Diadem
Onyx Bone Diadem is no longer sold by the creator, so the way to get it is to buy a copy from a reseller on Roblox. The cheapest is listed at 578 Robux.
Onyx Bone Diadem is Roblox asset ID 14942732782. It was published by spooky october real. On RBX Invest it sits in the UGC Limited Hats, Limiteds under 1,000 Copies, Limiteds under 1,000 R$, Limiteds under 10,000 R$ collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.