Cornerstone Mask Ogerpon ex

Market prices

Cornerstone Mask Ogerpon ex 058/131 from Prismatic Evolutions sells for $1.96 ungraded: the median of 8 completed sales over the last 7 days, as of September 29, 2026.

Graded population: CGC 125 copies (38.4% in 10), PSA 100 copies (31.0% in 10), and BGS 4 copies, as of September 1, 2026.

Ungraded

MedianRangeSales

7 days$1.96$1.23 – $2.658 sales

30 days$2.00$2.00 – $2.0029 sales

90 days$1.97$1.97 – $1.9776 sales

Median by period. Short periods can rest on a handful of sales: the count is shown next to each price, and prices marked “est.” are indicative.

Graded Prices

PSA

PSA graded prices

Grade	Median	Sales
PSA 9	$12.93est.	1 sale

Actual prices may vary.

Graded population report — Cornerstone Mask Ogerpon ex #058

Updated monthly · as of September 2026

PSA

100 graded · 31.0% in 10

Grade	Pop
10	31
9	53
8.5	1
8	13
7	1
6	1

0%27.5%55%

123456788.5910

CGC

125 graded · 38.4% in 10

Grade	Pop
Pristine 10	10
Gem Mint 10	38
9.5	12
9	38
8.5	17
8	8
5	1
Authentic	1

0%17.5%35%

Au123456788.599.5GM10Pr10Pf10

BGS

4 graded

Grade	Pop
9.5	2
9	2

0%25%50%

1234567899.5Pr10BL10