Hot answers tagged value
You probably came across BrickLink. They sell pretty much anything LEGO related, including original boxes and instruction books.
the less sets there are available, the better the chances of a rising price. this implies the sets that will get more expensive with time are: sets that are out of production sets that are expensive when they come out (> less sales) very big sets (expensive > less sales) licensed sets like harry potter or starwars (short production-time > less sales / ...
Not sure about several years, but Brickpicker covers one full year. Here are the stats for the Green Grocer, for example: Or the ones for the UCS Millenium Falcon: Well, you get the idea. They have more and other stats, too. E.g., the following quick overview for every set: They pull their data from eBay (through some third-party tool ...
I'm not familiar with any tools that do this with eBay or Bricklink price histories. I'm pretty sure that Bricklink removes all data older than 6 months, so if this information is available, it would have to come from a third party who scraped it from the site. I have used a tool called Tracktor to look at Amazon price histories for LEGO sets. Sadly, this ...
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