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The sophomore Kon Knueppel's key rookie card. In PSA 10 it has a 30-day median of $110.42 on 37 clean sales, and a 7-day median of $106.69.
Over the last 30 days the base card sold for a median of $110.42 in PSA 10, with the middle half of sales between $106.31 and $112.82.
We use the median of completed sales of the base card in this grade. Parallels (Silver, Refractors, X-Fractors and other colors), autographs, lots, other graders and outlier sales are removed. Best Offer sales are excluded because eBay hides the accepted price.
Every morning, with the previous day's sales.