How much is Amm's Siwwy Birthday Cake worth? Price and value
As of November 14, 2026, Amm's Siwwy Birthday Cake is worth about 34 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 4,997 Robux. Across the 15 owned copies, its estimated market value is 510 Robux.
That puts the cheapest copy 14597% 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 Amm's Siwwy Birthday Cake?
Amm's Siwwy Birthday Cake is a UGC Limited Back Accessory with 15 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.
Amm's Siwwy Birthday Cake has 21 favorites on the Roblox catalog.
Amm's Siwwy Birthday Cake sales history
RBX Invest has recorded 3 sales of Amm's Siwwy Birthday Cake across 3 trading days, from Feb 3, 2025 to Aug 22, 2025.
Free claims from the creator are not counted, so these are sales between players.
Its highest daily average sale price was 145 Robux on Apr 7, 2025, and its lowest was 140 Robux on Feb 3, 2025.
| Month | Average sale price | Sales |
|---|---|---|
| Aug 2025 | 140 R$ | 1 |
| Apr 2025 | 145 R$ | 1 |
| Feb 2025 | 140 R$ | 1 |
Did Amm's Siwwy Birthday Cake make money for release buyers?
Amm's Siwwy Birthday Cake sold out of its original stock 94 days after its first recorded sale, on Mar 3, 2025. Copies could be resold from Dec 29, 2024, once Roblox's 30-day resale lock ended.
About Amm's Siwwy Birthday Cake
HAPPY BIRTHDAY AMM! - Raptor_Adam Livvy Umut AlLeGameur Raw Cyber Ilyas Kia Lachen Lui Mazoo Mon Mosh Yooger Ninjamello Nomo Truth Waffle Wubble Dailyonfort Swagblades Matt Maxoratus Melts Outflowed Randy Ruggy Snapple
How to get Amm's Siwwy Birthday Cake
Amm's Siwwy Birthday Cake 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 4,997 Robux.
Amm's Siwwy Birthday Cake is Roblox asset ID 121411990794713. It was published by Smili UGC. On RBX Invest it sits in the UGC Limited Back Accessories, 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.