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2020-21 Panini National Treasures Base Set Michael Porter Jr Amethyst #21
2020
Rare
$34.00est. value (ungraded)
Prices updated 2026-10-16
Based on recorded sold prices how we price cards
Card number
#21
Year
2020
Parallel / variant
Amethyst
Michael Porter Jr price history
$34.00▲ 0.0%
Oct 14 · $34.00 low$34.00 high · Oct 16
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Recent recorded prices
3 recorded price points for the 2020-21 Panini National Treasures Base Set Michael Porter Jr Amethyst #21 from our sales and market data.
Recorded high
$34.00
Recorded low
$34.00
| Date | Source | Price |
|---|---|---|
| Oct 16, 2026 | Market value | $34.00 |
| Oct 15, 2026 | Market value | $34.00 |
| Oct 14, 2026 | Market value | $34.00 |
Michael Porter Jr prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $34.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2020-21 Panini National Treasures Base Set Michael Porter Jr Amethyst #21 value & prices
The 2020-21 Panini National Treasures Base Set Michael Porter Jr Amethyst #21 is a Basketball card (Amethyst parallel) released in 2020. Ungraded copies carry a market value of about $34.00.
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Michael Porter Jr2020-21 Panini National Treasures Base Set2020Basketball cardsAmethystcard valueprice guide