Which LEGO Universal Building Set sets are the most valuable?
The LEGO 7 - Basic Set (415 pieces) is the most valuable LEGO Universal Building Set set. This set was released in 1973 with an MSRP of $16.
LEGO 7 - Basic Set is currently valued at 30.9574 which is a 784.50% gain.
Other Valuable LEGO Universal Building Set sets
Missing out on the LEGO Basic Set? If you have these LEGO Universal Building Set sets, you could still make a decent profit.
| Set Name | MSRP | Year | Latest Market Value | Gain | ||
|---|---|---|---|---|---|---|
| 2 |  | 8 - Basic Set #8 | $19 | 1973 | $46.04 | 737.03% |
| 3 |  | 404 - Building Set, 6+ | $40 | 1977 | $46.60 | 16.50% |