Gardevoir EX (Steam Siege #78) PSA 10 Price, Gem Rate & Grading Value

Grade Matrix

Graded

PSA 6

-

Grade 7 guide

$11

Grade 8 guide

$14

PSA 9

$33

PSA 10

$750

PSA 10: Median of 3 sales, last 45 days · newest Oct 20, 2026 · checked Oct 26, 2026

PSA 9: Median of 6 PSA 9 sales in the last 90 days, latest 2026-10-25. Grade 9 guide (all graders): $30.

Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).

CGC

CGC 8

-

CGC 9

$16

CGC 10

$32

CGC P10

-

Availability

Graded: ~52 sales/yr (medium) · Sales per year: ~248 sales/yr · Recent sales: 13 PSA 10 comps · Raw recent sales: 60 · Grade 9 recent sales: 29 · PSA 10 recent sales: 30 · Graded copies: 471 · PSA-10 delta 20.4%

TCGplayer Price History

Product 120154Fetched Oct 21, 3:45 AM

Card Value FAQ

How much is Gardevoir EX (Steam Siege #78) worth?

GemDelta shows Gardevoir EX (Steam Siege #78) at $5.76 market price (TCGplayer market). Its Delta multiple is 130x.

How much is a PSA 10 Gardevoir EX (Steam Siege #78) worth?

A PSA 10 Gardevoir EX (Steam Siege #78) is currently shown at $750, the median of 3 PSA 10 sales in the last 45 days (newest Oct 20, 2026).

Is Gardevoir EX (Steam Siege #78) worth grading?

GemDelta records a 38.0% gem rate for Gardevoir EX (Steam Siege #78), with 179 PSA 10 copies out of 471 total PSA grades and a 130x Delta. That describes the grading profile; it is not financial advice.

PSA 10 Recent sales

Date	Listing	Sale
Oct 20, 2026	Pokemon TCG 2016 Gardevoir EX 78/114 Steam Siege Full Art Holo PSA 10 Low Pop 78/114	$800.00
Oct 15, 2026	Pokemon Gardevoir EX 78/114 XY Steam Siege 2016 Holo PSA 10 Gem Mint 78/114	$745.00
Oct 8, 2026	Gardevoir EX 78/114 Steam Siege Pokemon PSA 10 LOW POP 78/114	$749.99
Sep 27, 2026	Gardevoir EX 78/114 Steam Siege Pokemon PSA 10 78/114	$152.03
Sep 24, 2026	2016 Pokemon XY Steam Siege Gardevoir EX #78 PSA 10 GEM MINT FIXED [Fanatics]	$120.00
Sep 3, 2026	2016 POKEMON XY STEAM SIEGE #78 GARDEVOIR EX PSA 10 #78	$94.00
Sep 2, 2026	PSA 10 Gardevoir EX 78/114 XY Steam Siege Holo Full Art English Pokemon 2016 78/114	$135.00
Aug 31, 2026	Pokemon Gardevoir EX XY Steam Siege 78/114 PSA 10 Gem Mint 78/114	$94.00
Aug 24, 2026	Pokemon Gardevoir EX XY Steam Siege 78/114 PSA 10 Gem Mint 78/114	$84.00
Aug 20, 2026	2016 POKEMON XY STEAM SIEGE #78 GARDEVOIR EX PSA 10 #78	$117.50
Aug 17, 2026	Pokemon Gardevoir EX XY Steam Siege 78/114 PSA 10 Gem Mint 78/114	$107.50
Aug 15, 2026	2016 Pokemon XY Steam Siege Gardevoir Holo #78/114 PSA 10 GEM MINT	$153.50

Showing the latest 12 of 20 stored PSA 10 comps.