Dialga

Dialga (127/214), the Rare from Lost Thunder, has an estimated ungraded market price of about $2.15, typically in the $2–$3 range. Note: 14 other cards named Dialga exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Dialga (127/214), the Rare (about $2–$3) from Lost Thunder.

The other versions: #SL2/95 from Call of Legends (Holo Rare, about $310–$410); #105/106 from Great Encounters (Rare Holo LV.X, about $210–$280); #4/100 from Majestic Dawn (Rare Holo, about $42–$55); #1/130 from Diamond & Pearl (Rare Holo, about $37–$49); #3/95 from Call of Legends (Holo Rare, about $31–$40); #6/127 from Platinum (Holo Rare, about $20–$27); #5/127 from Platinum (Holo Rare, about $16–$21); #23/127 from Platinum (Rare, about $3–$4); #16/106 from Great Encounters (Rare, about $2–$3); #121/185 from Vivid Voltage (Holo Rare, about under $1); #20/25 from Celebrations (Rare, about under $1); #112/203 from Evolving Skies (Holo Rare, about under $1); #095/132 from Mega Evolution (Rare, about under $1); #135/191 from Surging Sparks (Rare, about under $1).

The collector number printed at the bottom of the card is the reliable way to tell them apart.

Dialga (127/214) is a Rare. PSA has graded 27 copies to date, so graded supply is measurable and growing.