Grade Matrix
Graded
PSA 6
-
Grade 7 guide
$19
Grade 8 guide
$24
PSA 9
$101
PSA 10
$350
PSA 10: Median of 5 sales, last 45 days · newest Oct 15, 2026 · checked Oct 25, 2026
PSA 9: Median of 2 PSA 9 sales in the last 90 days, latest 2026-10-22. Grade 9 guide (all graders): $93.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$149
CGC P10
$325
Availability
Availabilityi
6/10G: 12/y
Graded: ~12 sales/yr (low) · Sales per year: ~90 sales/yr · Recent sales: 6 PSA 10 comps · Raw recent sales: 60 · Grade 9 recent sales: 19 · PSA 10 recent sales: 30 · Graded copies: 329 · PSA-10 delta 18.6%
TCGplayer Price History
HolofoilProduct 170877Fetched Oct 25, 3:48 AM
Weekly market
$61.12
week ending Oct 19
Weekly avg sale
$50.21
week ending Oct 19
Units sold (week)
3
week ending Oct 19
Card Value FAQ
How much is Mr. Mime GX (Celestial Storm #173) worth?
GemDelta shows Mr. Mime GX (Celestial Storm #173) at $60.95 market price (TCGplayer market). Its Delta multiple is 5.74x.
How much is a PSA 10 Mr. Mime GX (Celestial Storm #173) worth?
A PSA 10 Mr. Mime GX (Celestial Storm #173) is currently shown at $350, the median of 5 PSA 10 sales in the last 45 days (newest Oct 15, 2026).
Is Mr. Mime GX (Celestial Storm #173) worth grading?
GemDelta records a 48.0% gem rate for Mr. Mime GX (Celestial Storm #173), with 158 PSA 10 copies out of 329 total PSA grades and a 5.74x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Listing | Sale |
|---|---|---|
| Oct 15, 2026 | Pokemon 2018 SM Celestial Storm Mr. Mime GX 173/168 Holo Secret Rare PSA 10 173/168 | $570.00 |
| Oct 12, 2026 | 2018 POKEMON SUN & MOON CELESTIAL STORM SECRET #173 FULL ART/MR. MIME GX PSA 10 #173 | $575.00 |
| Oct 8, 2026 | Mr. Mime Gx 173/168 Secret Pokemon Celestial Storm PSA 10 173/168 | $350.00 |
| Oct 2, 2026 | The Pokemon Company Mr. Mime GX 173/168 SM Celestial Storm PSA 10 | $279.87 |
| Sep 20, 2026 | Pokemon Mr. Mime GX Celestial Storm Secret Full Art #173 PSA 10 Gem Mint #173 | $350.00 |
| Aug 18, 2026 | 2018 POKEMON SUN & MOON CELESTIAL STORM SECRET #173 FULL ART/MR. MIME GX PSA 10 #173 | $290.00 |
| Apr 28, 2026 | 2018 Pokemon Sun & Moon Full Art Mr Mime GX Celestial Storm Secret PSA 10 | $435.00 |