LEGO 8527 Mindstorms NXT was a 577 piece Mindstorms set released in 2006. It was retired in November 2009 with a lifespan of 41 months. The current value for a new and sealed Mindstorms NXT is estimated at $357 with an average yearly gain of about 2%. On the secondary markets, the typical price range for the set MISB/NISB is between $353 and $571. On the open market, a used set will fetch in the range of between $115 and $198 depending on the condition.

**Box has some shelf wear and damage. Seals are intact. Never opened. Check pictures for condition of the box.