Sylveon GX
sm1+: Enhanced Expansion Pack Sun & Moon · #40/51 · Double Rare · 2017JPN
All 87 Sylveon cards ranked by value →Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-17
Population data from PriceCharting, updated monthly.
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Sylveon GXGX Ultra Shiny · 2018How much is Sylveon GX #40/51 worth?
Right now (November 10, 2026) the going rate for an ungraded Sylveon GX #40/51 from sm1+: Enhanced Expansion Pack Sun & Moon is about $24.00.
Grading changes the math on this one: a PSA 10 is valued around $124.99, roughly 5.2x the raw price, while a PSA 9 sits near $51.00. 296 copies have been graded to date, and 75% 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.
