Marnie

SWSH Black Star Promos · #SWSH121/307 · Promo · 2019

$30.03
Market price ▲ 1.4% (30d)
Prices as of Sep 28, 2026
SupporterArt · Naoki Saito
3,391graded pop
29%gem rate
5.6×PSA 10 vs raw
-24%off ATH $39.50 · Jul 2023
+$13.65EV to grade — marginal
Market data

Price history

Holofoil▲ 0.0% 7d
Low $26.00Mid $31.27

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Graded market

Graded values

PSA 10 report →updated 2026-09-28
Grade 6 est.$28.01
Grade 5 est.$23.58
Grade 4 est.$19.46
Grade 3 est.$16.21
Grade 2 est.$13.27
Grade 1 est.$11.20

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$166.93

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-17

PSA3,391 graded · 993 gem 10

Population data from PriceCharting, updated monthly.

How much is Marnie #SWSH121/307 worth?

As of September 28, 2026, Marnie #SWSH121/307 from SWSH Black Star Promos sells for around $30.03 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $166.93, roughly 5.6x the raw price, while a PSA 9 sits near $28.00. 3,391 copies have been graded to date, and 29% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting SWSH Black Star Promos?Full master set guide — every card, chase list, and completion cost→

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