LEGO Birthday Diorama set box

Birthday Diorama

The Birthday Diorama (40584-1) is a LEGO Seasonal set that was released in February 2023 and retired in December 2023 with a shelf life of 11 months .

This LEGO set has 157 pieces and . It currently has a value of $14.40 based on average sale price over the last 6 months.

Price over time

New condition


This set contains 2 minifigures with a combined value of $7.43. All of the minifigures in this set are exclusive, meaning they don't appear in any other LEGO sets.

Images ©

Monthly sales

Value breakdown

The current value of Birthday Diorama is $14.40

The 2 minifigures in this set make up 52% of the total set value.

The Girl - Bright Pink Top with Butterflies and Flowers, Tan Short Legs, Dark Azure Hair minifigure is the most valuable minifigure in this set who contributes 26% of the set value .

Expensive pieces

My collection

Set details

Name: Birthday Diorama

Theme: Seasonal

Set number: 40584-1

Status: Retired

Retired for: 8 months

Pieces: 157

Minifigures: 2

Released: February 2023

Retired: December 2023

Shelf life: 11 months

US Flag $-
GB Flag £-
EU Flag -€
US Flag -
GB Flag -
EU Flag -

Set value

Confidence: High

Current value: $14.40

Increase from RRP: -

Where to buy

Bricklink logo Bricklink £11.15 Buy
Amazon logo Amazon Buy


Most expensive:
Girl - Bright Pink Top with Butterflies and Flowers, Tan Short Legs, Dark Azure Hair
Least expensive:
Boy - White Shirt, Dark Azure Short Legs, Dark Purple Top Hat
% of set value:

Set colors

The Birthday Diorama has 157 pieces and is ranked 5420 on the list of biggest LEGO sets ever made.

The most common colour in this set is White

The most common part in this set is Brick 1 x 1


Faded medal
5420th biggest LEGO set ever made
Faded medal
158th biggest LEGO Seasonal set
Faded medal
6568th most valuable LEGO set
Faded medal
188th most valuable LEGO Seasonal set

Other Seasonal sets

Similar size sets

LEGO Aragog's Lair set

Aragog's Lair

LEGO Adventure Camp Archery Range set

Adventure Camp Archery Range

LEGO Airport Cargo Plane set

Airport Cargo Plane

LEGO Hypno Cruiser set

Hypno Cruiser