Fish Tank #31122 — Loose vs Complete (CIB) vs Sealed (new): which is worth more?

Fish Tank #31122 value — Loose $25 vs Complete (CIB) $49. Complete (CIB) sells for 1.96× Loose (+96%). Prices updated August 2026.

ConditionSold medianvs Loose
Loose$25eBay ↗
Complete (CIB)$491.96× · +96%eBay ↗
Sealed (new)$783.12× · +212%eBay ↗

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

Loose vs Complete (CIB)
$25$49

Complete (CIB) sells for 1.96× (+96%) the Loose price — a $24 difference per set.

Complete (CIB) vs Sealed (new)
$49$78

Sealed (new) sells for 1.59× (+59%) the Complete (CIB) price — a $29 difference per set.

Is complete worth it?

Complete (CIB) $49 vs Loose $25 — a $24 premium (+96%). 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 Fish Tank #31122 listings ↗Full Fish Tank #31122 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).