LEGO 519 2x3 Plates is a vintage Classic set from 1962 valued at $46 for new and sealed sets, up 9064% from an original retail price of $0.50. Annual appreciation has averaged 6.16% since release. Used copies are valued between $27 and $33 depending on condition.
LEGO 519-9 2x3 Plates is a Classic Supplemental set released in 1962, containing 32 pieces. It was part of the Architectural Hobby und Modelbau assortment and consists of 2x3 plates in multiple colors, including black, blue, light gray, red, trans-clear, white, and yellow, along with a trans-clear storage container. Different versions were packaged with two box sleeve designs, and the exact color mix could vary between boxed examples. Among the included parts, the yellow 2x3 plates are known only in ABS plastic, while the other architectural plates from this period can be found in either Cellulose Acetate or ABS.
A new and sealed 2x3 Plates is currently valued at around $46, with annual growth of approximately 6%. The average used price is $27 for those in good overall condition. Based on current trends, this set could be valued near $48 within the next year.