9-to-10 Step
The price jump from a PSA 9 to a PSA 10, against what comparable cards charge for the same step. Outside that range is a fact about price today, not a prediction.
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#Card
How far this card's PSA 10 sits outside the range comparable cards would put it at, given its PSA 9 price.
How to read this board
01 · What it showsPSA 10 price divided by PSA 9 price, against the range comparable cards would put it at. Cards priced inside their range are left off.
02 · What makes a card comparableCards where the PSA 10 turns up about as often relative to the PSA 9. A card where half the copies gem and one where a 10 is a lottery ticket are different markets.
03 · Outside the range is not a predictionA card priced under comparable cards is cheap relative to them right now. It is not a forecast that the gap closes.