The Mountain Cave #21137 worth
Answered from real closed-sale prices · updated August 22, 2026
✦ JunkPal AI
The Mountain Cave #21137 has a used sold value of $878.46, and current listings on eBay are asking around a median of $800.
Live on eBay right now — LEGO Mountain Cave 21137
Lego Minecraft 21137 The Mountain Cave. Almost complete w/BONUS! See Description$550Buy ↗
LEGO Minecraft The Mountain Cave 21137 Complete With All Minifigs$700Buy ↗
LEGO Minecraft The Mountain Cave 21137 MINT Condition$2,150Buy ↗
Factory Sealed LEGO Minecraft: The Mountain Cave (21137) Retired 2017 Set$1,850Buy ↗
LEGO 21137 Minecraft - The Mountain Cave (2017) - 99% Complete$599Buy ↗
Lego Minecraft The Mountain Cave 21137 w/ Minifigures! 98% complete$698Buy ↗People also ask
Values are informational estimates from real sales data. JunkPal may earn a commission when you buy through eBay links, at no extra cost to you.