Flatiron Building #21023 — Loose vs Complete (CIB) vs Sealed (new): which is worth more?

Flatiron Building #21023 value — Loose $31 vs Complete (CIB) $54. Complete (CIB) sells for 1.74× Loose (+74%). Prices updated August 2026.

Rising · +10%
ConditionSold medianvs Loose
Loose$31eBay ↗
Complete (CIB)$541.74× · +74%eBay ↗
Sealed (new)$1043.35× · +235%eBay ↗

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

Loose vs Complete (CIB)
$31$54

Complete (CIB) sells for 1.74× (+74%) the Loose price — a $23 difference per set.

Complete (CIB) vs Sealed (new)
$54$104

Sealed (new) sells for 1.93× (+93%) the Complete (CIB) price — a $50 difference per set.

Is complete worth it?

Complete (CIB) $54 vs Loose $31 — a $23 premium (+74%). 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 Flatiron Building #21023 listings ↗Full Flatiron Building #21023 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).

Flatiron Building #21023: Loose vs Complete (CIB) vs Sealed (new) Prices Compared