Worth Grading
Kingdra ex (Scarlet & Violet Black Star Promos) clears the bar for a worthwhile PSA submission. The gap between the $76.88 raw price and the $350.73 PSA 10 price gives a 110% Return on Grading. Not spectacular, but the margin is real once fees are covered.
Among the 25 cards in Scarlet & Violet Black Star Promos with PSA 10 sale data, Kingdra ex ranks 5th for Return on Grading and 5th by PSA 10 price. Of the 25 Promo cards with PSA 10 sales, it is 5th for Return on Grading. The median PSA 10 in this set sells for $60.00. 5 of the 25 clear a 100% Return on Grading.
