![John Moses [Tempe] #121 1989 Fleer Baseball](/api/images/junkpal-products/sports/john-moses-tempe-121-baseball-cards-1989-fleer-sport/cover.webp)
Ungraded vs PSA 10 John Moses [Tempe] #121 1989 Fleer Baseball: price difference
John Moses [Tempe] #121 1989 Fleer Baseball value — Ungraded $2 vs PSA 10 $25. PSA 10 sells for 12.5× Ungraded (+1150%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 12.5× (+1150%) the Ungraded price — a $23 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Moses [Tempe] #121 1989 Fleer Baseball, the jump from Ungraded to PSA 10 is worth $23 (12.5×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).