How much is Dialga GX (Secret) worth?

A raw (ungraded) Dialga GX (Secret) from Forbidden Light is currently worth approximately $70 based on recent sales. A PSA 10 graded copy is valued at $725. PSA 9 copies average $80. Prices are based on completed sales across eBay, Goldin, and other marketplaces.

What is the PSA 10 price for Dialga GX (Secret)?

A PSA 10 graded Dialga GX (Secret) is currently valued at approximately $725 based on recent sales data.

What set is Dialga GX (Secret) from?

Dialga GX (Secret) is from the Forbidden Light set, card number 138.

Where can I buy Dialga GX (Secret)?

Dialga GX (Secret) listings from eBay, Goldin, and other marketplaces are tracked in real time on CardIndex at https://www.cardindex.co.

How many PSA 10 Dialga GX (Secret) exist?

According to PSA population data, there are 191 PSA 10 copies of Dialga GX (Secret) from Forbidden Light.

Dialga GX (Secret) #138 — Forbidden Light

Population

PSA466 graded

BGS7 graded

CGC60 graded

SGC2 graded

About Dialga GX (Secret)

Dialga GX (Secret) from the Forbidden Light set (#138) is a Pokemon trading card released in 2018. It has a rarity of Rare Rainbow. Current fair market values for Dialga GX (Secret) are PSA 10: $725, PSA 9: $80, PSA 8: $26, Raw: $70. The most recent PSA 10 sale was $725 on September 12, 2026, with 29 sales tracked in the last 30 days. The most recent PSA 9 sale was $80 on August 3, 2026. A raw (ungraded) copy last sold for $70 on September 13, 2026. CardIndex has tracked 145 total sales across all grades for this card. There are currently 27 active listings for Dialga GX (Secret).