2018 Topps Big League Base Set Sandy Koufax Rainbow Foil #350
2018
See all Sandy Koufax cards & valuesUncommon
$6.10est. value (ungraded)
Prices updated 2026-10-24
Based on recorded sold prices how we price cards
Card number
#350
Year
2018
Parallel / variant
Rainbow Foil
Sandy Koufax price history
$6.10▲ 0.0%
Oct 23 · $6.10 low$6.10 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 2018 Topps Big League Base Set Sandy Koufax Rainbow Foil #350 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
$6.10
Recorded low
$6.10
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $6.10 | — |
Sandy Koufax prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $6.10 | Buy on eBay ↗ |
| PSA 9 | $92.62 | Buy on eBay ↗ |
| Grade 9.5 | $102.00 | Buy on eBay ↗ |
Other versions of this Sandy Koufax card
4 versions, each priced on its own. Most valuable first.
Live on eBay
Affiliate — we may earn a commission2018 Topps Big League Base Set Sandy Koufax Rainbow Foil #350 value & prices
The 2018 Topps Big League Base Set Sandy Koufax Rainbow Foil #350 is a Baseball card (Rainbow Foil parallel) released in 2018. Ungraded copies carry a market value of about $6.10.
An ungraded copy is worth around $6.10 and a PSA 9 around $92.62.
Is it worth grading?
With raw copies near $6.10 and top grades reaching $92.62, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.
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