Every Iono's Wattrel card we price, most valuable first. Prices are what copies actually sold for, updated daily.
The same Pokemon is also printed as Wattrel, priced separately because the game treats them as different cards.
What a Iono's Wattrel card is worth
The most valuable Iono's Wattrel on this list is Iono's Wattrel from Ascended Heroes at $6.74£5.07€5.94, and the 5 priced copies across 2 sets are worth $8£6€7 together. Most of that sits in a handful of printings: the older the set and the scarcer the print run, the wider the gap to the rest.
Iono's Wattrel is printed in Japanese as well: 6 cards across 3 sets, the most valuable of them Iono's Wattrel (Mirror Holo) from Start Deck 100 Battle Collection at $4.79£3.61€4.22. Switch the list above to Japanese to read those, or to Both to rank the two catalogues against each other.
The highest PSA 10 on record for Iono's Wattrel sold for $56£42.15€49.32. reverse holo printings are priced separately from the standard card, because they do not trade at the same money. Rarities here include Illustration Rare.
If you are trying to identify which Iono's Wattrel you have, the set name is printed on the card and the collector number sits in the bottom corner. Open the card here and the page carries every printing of it, the graded prices, and whether grading the copy is worth the fee. Sets to start with: Ascended Heroes, Journey Together.