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Royal Blood

One Piece
$249
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7-day
+0.0%
30-day
-1.2%
90-day
+1.7%
90d range
$216–$252
eBay supply
149
Supply Δ
-5.7%
Set value
$2,017
Set ÷ box
8.1×
vs retail
2.1×
watch
3/10

This box trades at $249, 1% below its 1-year high of $252. Price has been broadly stable across the last quarter. That puts it in the upper part of its tracked range. It typically swings about ±1.5% in a month.

eBay supply is tightening: active listings are down 6% over the last 60 days (~149 live now). The set's cards are worth about $2,017 — 8.1× the box price, vs a typical 18.6× for One Piece. That thin multiple trims 1 point off the score. Across One Piece boxes the median 30-day move is -1.8% (29% of boxes up), and this one is running 0.6 points ahead of that pace.

Supply is starting to tighten (down 6%) but hasn't crossed the 10% buy threshold — rated Watch. It upgrades to a Buy rating if the 60-day supply drop reaches 10% while the price holds.

Context & evidence · trades at 2.1× the ~$120 standard retail price of a One Piece box of its era · data confidence A: 123 price reads over 198 days · 30 supply reads · volatility measured. Grades improve automatically as history accrues — we publish the evidence depth, not just the verdict.

Price history

Market price, USD · shaded cone = 60-day trend projection (+1.7%/30d trend, band = this box’s own volatility)
$263$216Mar 2026Dec 2026

eBay supply

Active listings over time
162120Jun 2026Oct 2026
Top cards in this set
Top 8 of 20 cards tracked in this set, ranked by market value. Tap any card for its own price history and rating — what the sealed product is worth ripping for is the same question these cards answer.
watch
Trafalgar Law (119) (Manga)
$675.61▼ -3.6%
watch
Edward.Newgate (SP)
$236.65▼ -7.7%
hold
Sanji (SP)
$135.51▲ +0.1%
watch
Uso-Hachi (SP)
$111.89▼ -0.8%
watch
Portgas.D.Ace (TR)
$67.29▼ -39.9%
watch
Charlotte Pudding (SP)
$59.27▼ -1.1%
watch
Divine Departure (Parallel)
$46.40▼ -30.4%
hold
Charlotte Flampe (SP)
$45.17▼ -28.2%
Hover (or tap) anywhere on a chart to read the value on that date. The cone is a trend projection, not a prediction: it extends the last 90 days’ trajectory and widens with this box’s typical swing — roughly 2 of 3 outcomes should land inside it, and every projection is logged so we can publish how often that actually holds. Supply readings are eBay active-listing counts (approximate and jittery). Informational only — not financial advice. Reload to refresh.