How much is Birthday Book worth? Price and value
As of October 18, 2026, Birthday Book is worth about 451 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 1,995 Robux. Across the 40 owned copies, its estimated market value is 18,040 Robux.
That puts the cheapest copy 342% 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 Birthday Book?
Birthday Book is a UGC Limited Hat with 40 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.
Birthday Book has 381 favorites on the Roblox catalog.
Birthday Book sales history
RBX Invest has recorded 8 sales of Birthday Book across 8 trading days, from Aug 22, 2025 to Aug 31, 2026.
Free claims from the creator are not counted, so these are sales between players.
Its highest daily average sale price was 1,997 Robux on Apr 6, 2026, and its lowest was 200 Robux on Aug 31, 2025.
By calendar year, its average sale price went from 449 Robux in 2025 to 1,182 Robux in 2026, up 163%.
| Month | Average sale price | Sales |
|---|---|---|
| Aug 2026 | 775 R$ | 2 |
| Apr 2026 | 1,997 R$ | 1 |
| Nov 2025 | 699 R$ | 1 |
| Sep 2025 | 497 R$ | 2 |
| Aug 2025 | 275 R$ | 2 |
Did Birthday Book make money for release buyers?
Birthday Book sold out of its original stock 61 days after its first recorded sale, on Aug 18, 2025. Copies could be resold from Jul 18, 2025, once Roblox's 30-day resale lock ended.
About Birthday Book
Happy birthday to all. Only costs $100000000000
How to get Birthday Book
Birthday Book is no longer sold by the creator, so the way to get it is to buy a copy from a reseller on Roblox. The cheapest is listed at 1,995 Robux.
Birthday Book is Roblox asset ID 108116584162962. It was published by Sk7p’s Ugc’s. On RBX Invest it sits in the UGC Limited Hats, Limiteds under 100 Copies, Limiteds under 1,000 Copies, Limiteds under 10,000 R$ 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.