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LEGO Ideas and CUUSOO Sea Serpent (40912-1)

LEGO Ideas and CUUSOO Sea Serpent (40912-1)

Variation: New Sealed
Collectibles & ToysLEGO
Condition

Market read

Medium confidence · Recent completed sales
CollectAIO Value
$57.24
4 completed sales6 active listingscompleted sales $57.24lowest eBay listing $62.20

Based on recent completed sales. Current asking prices are shown separately because they may not clear.

Best next action: If this is your exact variation, add it to your collection. If you are still waiting on price movement, create a watch.

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Details
Set Number: 40912-1
Year: 2026
0
Theme Path: LEGO Ideas and CUUSOO

Included Minifigs

Loose Complete resale floor. Not added to sealed set value.

$23.28 total2 of 2 priced
Minifigs Griffin Knight, Female, Dark Blue Arms (FIG-017958)
Minifigs Griffin Knight, Female, Dark Blue Arms (FIG-017958)
fig-017958Qty 1Active floor
Sold $24.54 / Active $11.64
Unit
$11.64
Extended
$11.64
Minifigs Griffin Knight, Male, Dark Blue Arms (FIG-017959)
Minifigs Griffin Knight, Male, Dark Blue Arms (FIG-017959)
fig-017959Qty 1Active floor
Sold $16.20 / Active $11.64
Unit
$11.64
Extended
$11.64

Price History

CollectAIO Estimate

Today’s CollectAIO Value: $57.24 Based on recent completed sales. Current asking prices are shown separately because they may not clear.

Estimated from archived BrickLink, TCGPlayer, and matched eBay signals where available. Raw source lines are available in Compare sources.

Short ranges use daily snapshots. Longer ranges use weekly or monthly latest snapshots.

Market Evidence

The detailed signals behind the top market read. Payout, retail basis, refresh, and marketplace caveats stay here so the first screen stays focused.

Recent eBay sold value
SOLD
Matched sold value
$57.24
Estimated seller payout
eBay fee estimate
$49.26
$7.98 est. fees, 13.25% final value, $0.40 order fee
after eBay fees; excludes shipping labels, promoted listings, taxes, and cost basis
Snapshot Jul 11, 2026Sold snapshot refreshed Jul 11, 2026
Details
Median of 4 matched eBay sold comps (last 390 days, condition can vary)
Estimate uses a 13.25% eBay final value fee plus a $0.40 order fee. It excludes shipping label cost, promoted listing fees, store discounts, taxes, and cost basis.
eBay comp caveat: eBay comps can vary by listing condition, format, presale status, and included shipping.
Lowest matched eBay listing
ACTIVE
Matched active floor
$62.20
Estimated seller payout
eBay fee estimate
$53.56
$8.64 est. fees, 13.25% final value, $0.40 order fee
after eBay fees; excludes shipping labels, promoted listings, taxes, and cost basis
Snapshot Jul 11, 2026Active snapshot refreshed Jul 11, 2026
Details
Lowest raw eBay Buy-It-Now (price + shipping, condition can vary)
Estimate uses a 13.25% eBay final value fee plus a $0.40 order fee. It excludes shipping label cost, promoted listing fees, store discounts, taxes, and cost basis.

Sold Comp Trend

Weekly median sold comps are down -$4.79 (-8.0%) from week of Jun 29 to week of Jul 6.

View trend

Weekly median of matched eBay sold comps. Used as supporting evidence for CollectAIO Estimate where available.

First Week
$59.79
Week of Jun 29 • 1 comp
Latest Week
$55.00
Week of Jul 6 • 3 comps
Move
-$4.79
4 included sold comps across 2 weeks
4 matched eBay sold comps used in value calculation
Collector previewLoaded row sorting is free during launch.
Sorted by sold date (descending)

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