Mystery Castle #70437 value

Answered from real closed-sale prices · updated August 29, 2026

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The sold value for the Mystery Castle #70437 LEGO Hidden Side Set is $150 used. Currently, sellers are asking around $214.99 for this item on eBay.

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LEGO Hidden SideMystery Castle #70437$150
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LEGO Mystery Castle (70437-1)
Hidden SideLEGO Mystery Castle (70437-1)—
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Live on eBay right now — LEGO Mystery Castle 70437

Sealed LEGO Hidden Side Mystery Castle 70437 Discontinued Theme!Sealed LEGO Hidden Side Mystery Castle 70437 Discontinued Theme!$249.95Buy ↗LEGO HIDDEN SIDE: Mystery Castle (70437)LEGO HIDDEN SIDE: Mystery Castle (70437)$200Buy ↗Lego Hidden Side Mystery Castle 70437 Brand New Factory Sealed (Retired 2020)Lego Hidden Side Mystery Castle 70437 Brand New Factory Sealed (Retired 2020)$229.9Buy ↗Brickstars LED Lighting Kit for LEGO 70437 Hidden Side Mystery CastleBrickstars LED Lighting Kit for LEGO 70437 Hidden Side Mystery Castle$29.99Buy ↗LEGO HIDDEN SIDE 70437 Mystery Castle RETIRED 100% Complete Ghost Hunting AR ToyLEGO HIDDEN SIDE 70437 Mystery Castle RETIRED 100% Complete Ghost Hunting AR Toy$214.99Buy ↗LEGO STICKER SHEET for 70437, Sheet 2, Mystery Castle , New & GenuineLEGO STICKER SHEET for 70437, Sheet 2, Mystery Castle , New & Genuine$8.99Buy ↗
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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.