At some point the question arises: what is my collection actually worth? Whether out of curiosity, for insurance, or because you're considering selling something — making a value estimate can be difficult if you don't know where to start.
In this article I explain how to determine a realistic value for various types of collections.
Step 1: Inventory what you have
Before you can value something, you need to know what you have.
Step 2: Research current market prices
For LEGO: BrickEconomy, Brickset and BrickLink have extensive price history.
Step 3: Apply correction based on condition
New sealed: 100%. Used complete: 50-65%. The full breakdown is in the Dutch version.
How Collecty helps
A big advantage of a collecting app is that the value is automatically updated. Try it free at collecty.nl.