Alph Lithograph #ONE, Ultra Rare, HeartGold & SoulSilver

Weekly fair value for Raw (NM). The solid line is the TCGBerg fair value, modelled from completed Near Mint sales. The dashed line is pokemonapi's quoted market price for the same weeks - a listed price, not a transacted one, and it usually reaches further back. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales. Confidence band: how precisely we can pin the fair value. It widens when sales scatter and narrows as more sales back the value up. The dots show the actual sale prices.