---
title: "Diadema Aeternatis — Roblox UGC Limited"
description: "Diadema Aeternatis is a Roblox UGC Limited (Hat) by Sideris UGC. RAP 3,222 R$."
url: "https://rbxinvest.com/item/14626217857"
type: "roblox-limited-item"
asset_id: "14626217857"
item_type: "ugc_limited"
asset_type: "Hat"
creator: "Sideris UGC"
creator_id: "32480873"
rap: 3222
lowest_resale_price: 1000
original_price: 0
total_quantity: 33
copies_remaining: 0
sales_30d: 0
created_on: "2023-08-30"
currency: "ROBUX"
data_as_of: "September 16, 2026"
source: "RBX Invest"
---

# Diadema Aeternatis

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Diadema Aeternatis is a Roblox UGC Limited hat by Sideris UGC. Its original stock of 33 copies has sold out. Resale listings start at 1,000 R$, about 69% below its RAP of 3,222 R$. RBX Invest has tracked no sales of it in the past 30 days. It was created on Roblox on Aug 30, 2023. Sideris UGC is a Roblox group rather than an individual user. RAP is Recent Average Price, the Roblox-published rolling average of recent sale prices. Figures as of September 16, 2026.

| Field | Value |
| --- | --- |
| RAP | 3,222 R$ |
| Lowest resale | 1,000 R$ |
| Original price | 0 R$ |
| Total quantity | 33 |
| Original copies remaining | Sold out |
| Sales (last 30 days) | 0 |
| Created on Roblox | Aug 30, 2023 |
| Favorites | 137 |
| Item type | UGC Limited |
| Category | Hat |
| Creator | Sideris UGC |

## Item description

This is the description text Roblox carries for the item, quoted verbatim:

> Sub Specie Aeternitatis.

## Collections this item belongs to

- [UGC Limited Hats — Prices, RAP & Rarity of Every Tradable Hat](https://rbxinvest.com/collections/ugc-limited-hats) (HTML only)
- [Low-Supply Roblox Limiteds — Under 100 Copies in Existence](https://rbxinvest.com/collections/limiteds-under-100-copies) (HTML only)
- [Roblox Limiteds under 1,000 Copies — Scarce but Tradable](https://rbxinvest.com/collections/limiteds-under-1000-copies) (HTML only)
- [Roblox Limiteds under 1,000 Robux — Mid-Tier Price List](https://rbxinvest.com/collections/limiteds-under-1000) (HTML only)

## More Limiteds by Sideris UGC

- [Domino Top Hat — RAP 9,855 R$](https://rbxinvest.com/item/13926092219.md)
- [Black Iron Domino Top Hat — RAP 5,876 R$](https://rbxinvest.com/item/14439219679.md)
- [Sideriz Fedora — RAP 4,498 R$](https://rbxinvest.com/item/15269157759.md)
- [Red Domino Top Hat — RAP 4,032 R$](https://rbxinvest.com/item/14170896879.md)
- [Business Sideriz Fedora — RAP 3,826 R$](https://rbxinvest.com/item/15269175906.md)
- [Nyan Item — RAP 3,027 R$](https://rbxinvest.com/item/14943429627.md)
- [Tickets Bucket — RAP 3,012 R$](https://rbxinvest.com/item/13935696892.md)
- [Infernal Chicken — RAP 3,008 R$](https://rbxinvest.com/item/14554915895.md)
- [Bluesteel Domino Top Hat — RAP 2,635 R$](https://rbxinvest.com/item/14135459955.md)
- [Astral Chicken — RAP 2,073 R$](https://rbxinvest.com/item/14542717262.md)
- [Eques Angelicus — RAP 1,778 R$](https://rbxinvest.com/item/14731285932.md)
- [Evil Quackcentric Hat — RAP 1,445 R$](https://rbxinvest.com/item/14155490446.md)

## Limiteds at a similar price

- [White Aztec Helm — RAP 4,200 R$](https://rbxinvest.com/item/14181123960.md)
- [Midnight Sparkle Fedora — RAP 4,200 R$](https://rbxinvest.com/item/18739488922.md)
- [Blindfold — RAP 4,200 R$](https://rbxinvest.com/item/15027447121.md)
- [Golden Slug Companion — RAP 4,200 R$](https://rbxinvest.com/item/14718309294.md)
- [Demon Queen Crown — RAP 4,198 R$](https://rbxinvest.com/item/13472746899.md)
- [THORNS OF GOLDROSE — RAP 4,198 R$](https://rbxinvest.com/item/15256158600.md)
- [Mori Seeing Skulls — RAP 4,196 R$](https://rbxinvest.com/item/15105871545.md)
- [rEd Cage — RAP 4,195 R$](https://rbxinvest.com/item/13142459370.md)
- [BIG: Diamond Pan — RAP 4,194 R$](https://rbxinvest.com/item/13415150997.md)
- [Great Northern Conqueror — RAP 4,193 R$](https://rbxinvest.com/item/64508973.md)
- [Deadly Thorn Potion — RAP 4,193 R$](https://rbxinvest.com/item/59175777.md)
- [Diamond Blue 6 Stars Visor — RAP 4,193 R$](https://rbxinvest.com/item/15350140416.md)

## Related pages

- [Sideris UGC — full catalog](https://rbxinvest.com/creator/32480873.md)
- [Roblox Limiteds leaderboard](https://rbxinvest.com/items.md)
- [Browse Limiteds by category, price, and rarity](https://rbxinvest.com/collections) (HTML only)

---

Source: [RBX Invest](https://rbxinvest.com/item/14626217857) — independent Roblox Limited analytics, not affiliated with Roblox Corporation. RAP and reseller figures are read from Roblox and refreshed continuously; treat them as recent, not live.