The Duraludon VMAX (219 / 203) card can be found in the Evolving Skies set.
Recently sold 21 times and based on those sales is worth around £5.73.
Currently, there are 10 open listings for this card on ebay.
This card sells in the range of £2.93 to £8.53, making it stable.
This is a Rare Rainbow card.
The fact that it is a VMAX card makes it one of the more valuable cards.