What is Grum Jak worth on Roblox?
As of September 15, 2026, Grum Jak has a Recent Average Price (RAP) of 772 Robux and the cheapest reseller listing is 800 Robux. Across the 315 owned copies, its estimated market value is 243,180 Robux.
That puts the cheapest copy 4% 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 Grum Jak?
Grum Jak is a UGC Limited Hat with 328 total copies. 13 copies are still available from the creator. it originally sold for free.
Grum Jak has 716 favorites on the Roblox catalog.
About Grum Jak
"I am become Grum." Grum Jak by acidpurewarrio_r This item was obtained by owning the Grummy Gift. No new copies are available.
Where to find Grum Jak
Grum Jak is Roblox asset ID 14808177823. it was published by Lums & Co. UGC. 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.