About Umbreon GX (Secret)
Umbreon GX (Secret) from the Sun & Moon Base Set set (#154) is a Pokemon trading card released in 2017. It has a rarity of Secret Rare. Current fair market values for Umbreon GX (Secret) are PSA 10: $599.99, PSA 9: $122.04, Raw: $122. The most recent PSA 10 sale was $599.99 on October 6, 2026. The most recent PSA 9 sale was $160 on April 21, 2026. A raw (ungraded) copy last sold for $122 on July 21, 2026. CardIndex has tracked 7 total sales across all grades for this card. There are currently 8 active listings for Umbreon GX (Secret).
