Topps · 1990
The Ruben Sierra (#390, Topps, 1990) is a standard Baseball card. Across 1 ZeroPop community scans it averages a 7.0/10 grade (NM), with 0% grading Gem Mint 9.5 or higher. Its current raw market value is about $1.
Real community scans of the Ruben Sierra, graded across the scale, with the typical value at each tier.
Community average: 7.0 (NM) · based on 1 ZeroPop scans
A raw (ungraded) Ruben Sierra from Topps currently carries a market value of about $1. Graded copies sell for more. The value ladder on this page shows the estimated price at each grade.
Across 1 community scans on ZeroPop, the Ruben Sierra averages a 7.0/10 overall grade. 0% reach Gem Mint (9.5+). Sub-grade averages: corners 7.0, edges 7.0, surface 9.5, centering 9.0.
The most frequently flagged condition issues on scanned Ruben Sierra cards are Whitening (100% of scans), Tl B/Tr B/Bl B/Br B (100% of scans), T B/B B/L B/R B (100% of scans).
Whether the Ruben Sierra is worth submitting depends on its raw value versus its graded value and your predicted grade. ZeroPop scans the card, predicts a PSA/BGS/CGC grade, and runs the break-even math before you pay submission fees.
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