2020-21 O-Pee-Chee Base Set Sean Monahan Retro Blank Back #428
2020
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$75.56est. value (ungraded)
Prices updated 2026-10-24
Based on recorded sold prices how we price cards
Card number
#428
Year
2020
Parallel / variant
Retro Blank Back
Sean Monahan price history
$75.56▲ 0.0%
Oct 23 · $75.56 low$75.56 high · Oct 24
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Price by month
Average price of the 2020-21 O-Pee-Chee Base Set Sean Monahan Retro Blank Back #428 each month, from 1 recorded price reading. Prices are re-checked regularly; a month's average counts each day from that month's first reading at the price that held that day.
Recorded high
$75.56
Recorded low
$75.56
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $75.56 | — |
Sean Monahan prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $75.56 | Buy on eBay ↗ |
Other versions of this Sean Monahan card
5 versions, each priced on its own. Most valuable first.
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Affiliate — we may earn a commission2020-21 O-Pee-Chee Base Set Sean Monahan Retro Blank Back #428 value & prices
The 2020-21 O-Pee-Chee Base Set Sean Monahan Retro Blank Back #428 is a Hockey card (Retro Blank Back parallel) released in 2020. Ungraded copies carry a market value of about $75.56.
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