Professor Oak #88 Market Snapshot
Underval currently tracks market data across 18 PSA grades for Professor Oak #88 from Base Set Unlimited. Estimated fair values currently range from $6 for PSA 5.0 to $127 for PSA 10.0. Across tracked grades, 38 sales have been recorded during the past year. PSA 9.0 currently has the shortest average interval between sales among tracked grades, at approximately one sale every 31 days . Among grades with at least three years of history, PSA 9.0 has recorded the strongest inflation-adjusted annual growth rate at 34.2% over approximately 3 years .