Is it worth grading Squirtle #131 from Expedition Base Set?

It depends on condition and market pricing. Current PSA 10 gem rate is 26.3% (based on 433 graded copies). PSA 10 sales average $2000.00 versus a raw market of $48.75. Use the calculator on this page to compute exact EV for your card's condition.

What is the PSA 10 gem rate for Squirtle #131?

26.3% (based on 433 graded copies)

What does PSA grading cost?

PSA service levels range from $59.99 per card (Standard, 90-100 business days) to $9,999+ (Premium 10, for cards worth $250,001+). If a graded card is worth more than its tier's Max Insured Value, PSA upgrades it to the tier that covers it and bills the difference.

Should You Grade Squirtle #131 (Expedition Base Set)? PSA Grading EV

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Should You Grade Squirtle?

Expedition Base Set · #131 · Common

Default-tier verdict

Grade It+$403 (+156% ROI)

Based on raw market $48.75, PSA 10 $2000.00, gem rate 26.3% (433 graded). Adjust inputs below for your card's exact condition.

Squirtle

Expedition Base Set · #131 · Common

Market: $48.75

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PSA Pop · 433 graded

PSA 10

26.3%

PSA 9

38.1%

PSA 8

19.4%

PSA 7

6.5%

Your Costs

Raw card cost

Grading tier

Shipping estimate + Other fees

Expected Sale Prices

PSA 10

PSA 9

PSA 8

PSA 7

Card Condition

Centering

Edges & Corners

Surface

Fine-tune your gem-rate odds based on centering, edges, and surface condition.

Expected Value

⚠If graded PSA 10, PSA will upcharge to Express ($199) — your PSA 10 value of $2000 exceeds this tier's $1,000 cap. No upcharge on PSA 9.

PSA 10: 26.3% × $2000.00+$526.56

PSA 9: 38.1% × $260.00+$99.08

PSA 8: 19.4% × $128.25+$24.88

PSA 7: 6.5% × $84.00+$5.43

Below 7: 9.7% × raw+$4.73

Raw card cost-$48.75

Standard grading (weighted avg)-$96.59

Shipping + Other Fees-$10.00

EV+$505.34(+325% ROI)

Grade It

325% ROI — strong margin absorbs selling fees and price swings.

Want to track this card's price and grading data?

Grade It

325% ROI — strong margin absorbs selling fees and price swings.

About this calculator

This page computes the expected value (EV) of submitting Squirtle #131 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.

PSA population summary

Grade	Population	Rate
PSA 10	114	26.3%
PSA 9	165	38.1%
PSA 8	84	19.4%
PSA 7	28	6.5%

Should You Grade Squirtle #131 from Expedition Base Set?

Squirtle

Your Costs

Expected Sale Prices

Card Condition

Expected Value

About this calculator

PSA population summary

Squirtle

Your Costs

Expected Sale Prices

Card Condition

Expected Value