Class 4 LEGO → System → Universal Building Set 727 << 730 (Set 2) >> 733 730 Basic Building Set was a Universal Building Set released in 1990. It contains 420 pieces. External links Brickset Peeron See a price and investment guide on BrickPicker.com Start a Discussion Discussions about 730 Basic Building Set original price? A FANDOM user i received this in the 80s as a gift and i now see people selling it on ebay for $500. do you know the original price back in the 80s? 2013-01-06T17:46:42Z See more discussions > Retrieved from "https://brickipedia.fandom.com/wiki/730_Basic_Building_Set?oldid=1197217" Categories: Class 4 articles Duplicate numbered sets Sets with 400 to 499 pieces Unknown Price Universal Building Set 1990 sets 0000 sets Community content is available under CC-BY-SA unless otherwise noted.