Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 Price Guide

Basketball · Basketball Cards 2018 Panini Contenders · Released 2018

Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 (Basketball Cards 2018 Panini Contenders) is currently worth $160 in PSA 10 (as of Sep 3, 2026). Values come from the PriceCharting price guide and are refreshed weekly. Grading is the single biggest value lever — check the raw-to-PSA-10 gap below, then scan your copy to see if its centering makes the grade.

Price alertPush the day it crosses your line WatchlistTrack it with your collection Grade my copyScan it: centering, corners, verdict

These live in the Midpoint app for iPhone and Android. Free to start.

Current prices

Raw (ungraded)

No raw sales recorded yet.

Graded — grade ladder

Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 graded prices by company and grade
Grade	PSA	CGC	BGS	SGC	Graded
10	$160	$96.00	$185	$96.00	—
9.5	—	—	—	—	$37.00
9	—	—	—	—	$33.75

Swipe the table for the other grading companies →

Last updated 2026-09-03 · Source: the PriceCharting price guide

Shop this card on eBay ↗

As an eBay Partner, Midpoint may earn commission from qualifying purchases.

Is it worth grading?

Should I pay this?

Asking priceGrading fee

Enter the seller’s asking price to see your net outcome per grade.

More from 2018 Panini Contenders

Full set checklist →

LeBron James [Cracked Ice] #30

Raw $180PSA 10 $1,825

Shai Gilgeous Alexander [Ball Low Autograph Premium] #106

Raw $1,400PSA 10 $1,488

Jaren Jackson Jr. [Looking Up Autograph Premium Gold] #132

Raw —Graded $1,025

Anfernee Simons [Ball at Chest Autograph Cracked Ice] #111

Raw —Graded $990

Donte DiVincenzo [Ball at Waist Autograph Premium Gold] #128

Raw —PSA 10 $800

Mikal Bridges [Ball Low Autograph Premium Gold] #144

Raw —PSA 10 $785

Jaren Jackson Jr. [Looking Up Autograph Playoff] #132

Raw $112Graded $767

Michael Porter Jr. [Ball at Waist Autograph Cracked Ice] #137

Raw —Graded $640

More Michael Porter Jr. cards

All Michael Porter Jr. cards →

Michael Porter Jr. [Tiger Stripe Choice Prizm] #32

2018 Panini Prizm

Raw $86.00PSA 10 $4,351

Michael Porter Jr. [Patch Autograph] #313

2018 Panini Noir

Raw $50.00Graded $990

Michael Porter Jr. [Shoe Visible Autograph Gold] #120

2018 Panini Contenders Optic

Raw —Graded $709

Michael Porter Jr. [Ball at Waist Autograph Cracked Ice] #137

2018 Panini Contenders

Raw —Graded $640

Michael Porter Jr #MO-MP

2018 Panini Prizm Mosaic Autographs

Raw $80.24PSA 10 $610

Michael Porter Jr. [Gold] #MP

2018 Panini Certified Rookie Roll Call Autographs

Raw $450

Michael Porter Jr. [Shoe Visible Autograph Red] #120

2018 Panini Contenders Optic

Raw $50.00PSA 10 $398

Michael Porter Jr. [Ball at Waist Autograph Playoff] #137

2018 Panini Contenders

Raw $54.50Graded $385

Best on iPhone & Android

Check your basketball card in the Midpoint app

Scan with your camera to measure centering to the millimeter, get an AI grade with corner and edge close-ups, see what your copy is worth, and track it in your portfolio. Free to start.

Or try it on the web →

Price alert

Watching this card? Set a line and Midpoint tells you the day the market crosses it — waiting to buy the dip or sell the spike.

Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 — frequently asked

How much is Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 (Basketball Cards 2018 Panini Contenders) worth?

As of Sep 3, 2026, Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 (Basketball Cards 2018 Panini Contenders): a PSA 10 sells for about $160, a PSA 9 for about $33.75. Values come from the PriceCharting price guide and are refreshed weekly.

How much is a PSA 10 Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 worth?

As of Sep 3, 2026, a PSA 10 (Gem Mint) Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 (Basketball Cards 2018 Panini Contenders) sells for about $160.

Is Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 going up or down in value?

Michael Porter Jr. [Ball at Waist Autograph the Finals] #137 (Basketball Cards 2018 Panini Contenders) is up 0% over the last 30 days (PSA 10 market). Short-term moves on individual cards are noisy — check the price history above for the trend.

Where do these Basketball card prices come from?

Prices are the PriceCharting price guide, refreshed weekly. Raw values reflect near-mint (NM) ungraded copies; graded values are per grading company and grade.