LEGO 113 Building Set is a vintage Universal Building Set set from 1977 valued at $113 for new and sealed sets, up 564% from an original retail price of $16.99. Annual appreciation has averaged 3.94% since release. On the used market, values range from $83 to $94 based on condition. Signals for it are pulling both ways, with a stronger forecast than similar sets against softer member interest.
LEGO 113-1 Building Set, also known as Universal Building Set, is a Universal Building Set Basic Set released in 1977 with 293 pieces. Issued only in the United States, it is the same set as LEGO 40 Universal Building Set, which was sold in Europe, the United Kingdom, Canada, and Australia. The assortment includes classic bricks, plates, slopes, wheels, and a yellow digger bucket with a hinge, along with vintage structural elements such as bricks made without internal supports. It also contains Homemaker/Maxifigure components, including torsos, patterned heads, hairpieces, and hats in several colors, allowing for simple figure and vehicle builds.
Building Set has climbed about 3.9% a year since retirement and is worth around $113 sealed. If the forecast is right, it keeps going, to about $163 in five years. The average used price is $94 for those in good overall condition.