LEGO THEME PRICE GUIDE

LEGO Theme 731

Browse the LEGO Theme 731 catalog by set, year, size, and available market data. SetWatch catalogs 129 Theme 731 sets released from 2012 to 2026.

Cataloged sets129
First year2012
Latest year2026
Sets shown1–48
THEME MARKET

Theme 731 market overview

Theme-wide values, recent movement, retirement timing, and release trends.

Release trend

2019 34 34 sets Value pending
2020 17 17 sets Value pending
2021 1 1 sets Value pending
2022 11 11 sets Value pending
2023 18 18 sets Value pending
2024 7 7 sets Value pending
2025 13 13 sets Value pending
2026 4 4 sets Value pending

Theme 731 sets

Newest releases first; market value appears when available.

Browse all sets