// LEGO
LEGO Ideas and CUUSOO 21328 SeinfeldVerified
Last updated 19/09/2026
Market value · sealed
$140
102 real sales · range $72–$209Verified
Price trendmonthly median sold price
LiquidityTrades often7 sold in 60 days
Last sold2mo ago60-day median $129
Key facts
✦ AI poweredAI-generated from public knowledge. A helpful guide, verify anything important.
Ungraded · SealedUnsortedUngraded · CIB
Real captured sales · monthly medians · hover a point
Sealed$209$140$72102
Complete$170$94$5540
Loose$80$62$442
Unsorted$220$130$4074
$80
$129
$146
$140
$40
$114
$140
$90
$160
$140
$144
$80No captured sales in this grade yet.
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Verifiedreal sold salesEstimatedmarket snapshotNo data yetnever an invented number
A note on prices.Every value here is an estimate, drawn from public sales data and third-party sources. It's a guide, not a valuation or an offer, and it can be incomplete or out of date. Check an item yourself before you buy or sell. Grailsnap can't take responsibility for decisions made on these figures.Market price data sourced in part from PriceCharting.