Miner

As a retired 2018 Construction theme set with a microscopic 36-piece count, Miner (951806-1) occupies a unique niche in the secondary market. While polybag and foil-pack sets rarely skyrocket in value, low-cost sealed specimens often hold steady appeal for completionists collecting every iteration of City-style workers and miners. Because the entry barrier is so low, you aren't looking at a high-yield financial instrument, but it serves as a reliable, stable novelty item for themed collections. For investors, the primary appeal here rests in the sealed condition and the inclusion of a specific minifigure with a stubble and scar face print alongside a mining hat. However, storage costs and shipping overhead relative to the tiny actual value mean it's more of a fun nostalgia piece or stocking stuffer than a serious portfolio anchor. Expect stable, modest appreciation over time, heavily dependent on niche demand from mining layout builders.