1637 LEGO Basic Building Set

LEGO 1637 Basic Building Set is a Basic theme set released in 1990, containing 491 pieces and 2 minifigures. Packaged in a red plastic bucket, it includes a broad assortment of bricks in primary colors along with arches, slopes, and larger elements such as an 8 x 16 green brick. The parts selection features a door and window assemblies, lattice fence, pine tree and flowers, and a 2 x 4 modified chassis with wheels for simple vehicles. The set supports freeform building of houses, vehicles, and small scenery using classic elements typical of the period.

A new and sealed Basic Building Set is currently valued at around $76, with annual growth of approximately 3%. The average used price is $63 for those in good overall condition. New and sealed listings currently range from $75 to $100. Based on current trends, this set could be valued near $78 within the next year.