Steam Engine #7750 — Loose vs Complete (CIB) vs Sealed (new): which is worth more?

Steam Engine #7750 value — Loose $288 vs Complete (CIB) $429. Complete (CIB) sells for 1.49× Loose (+49%). Prices updated July 2026.

Rising · +16%
ConditionSold medianvs Loose
Loose$288eBay ↗
Complete (CIB)$4291.49× · +49%eBay ↗
Sealed (new)$7152.48× · +148%eBay ↗

Medians of real sold listings per condition, updated July 2026 how we compute values.

Loose vs Complete (CIB)
$288$429

Complete (CIB) sells for 1.49× (+49%) the Loose price — a $141 difference per set.

Complete (CIB) vs Sealed (new)
$429$715

Sealed (new) sells for 1.67× (+67%) the Complete (CIB) price — a $286 difference per set.

Is complete worth it?

Complete (CIB) $429 vs Loose $288 — a $141 premium (+49%). If you're holding the box and manual, completing a loose copy pays when that premium beats what the missing pieces cost you.

See current eBay listingsSee sold Steam Engine #7750 listings ↗Full Steam Engine #7750 price guide →

Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).

Steam Engine #7750: Loose vs Complete (CIB) vs Sealed (new) Prices Compared