2020 Mosaic Harden Numbered /99 PSA 9

Mosaic · Sports Cards

$11 - $687
Estimated resale value · as of February 2026
➡️ Stable

🏆 Best Platform: eBay

Based on category, fees, and buyer demand for trading cards.

💰 Fee Comparison - What You'd Net

PlatformFeeYou Net (at $349)
eBay ⭐13.13% + $0.30$303.15
StockX9.5%$316.13
Poshmark20%$279.45
Mercari10%$314.38
GOAT9.5% + $5$311.13
Whatnot8.2%$320.67

📋 Product Details

year
2020
brand
Mosaic
grade
PSA 9
player
Harden
variant
Numbered /99

2020 Mosaic Harden Numbered /99. PSA 9.

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