ZeroPop Take
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.
Free · No account
Market value, price history, and the estimated price at every grade need a free account, then a 3-day Pro trial. Grading one card needs neither.
or get the app
Real community scans of the Ruben Sierra, graded across the scale.
Whether a Ruben Sierra submission pays off depends on its raw value, its graded value, and the grade your copy would actually get. ZeroPop scans the card, predicts the grade, and runs the break-even math for you.
Community average: 7.0 (NM) · based on 1 ZeroPop scans
The Ruben Sierra from Topps has a live raw market value that moves with recent sales, and graded copies sell for more. Create a free ZeroPop account and start a 3-day Pro trial to see its current value, full price history, and the estimated price at every 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.
Free · No account
Photograph the front and the back and get all four sub-grades back in about a minute. No account needed to see the grade, and no credit card anywhere.
or get the app