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Prospects
Blake WalstonBlake Walston
Bowman 1st2019 Bowman Draft #CDA-BW
Alumni

Blake Walston

Arizona DiamondbacksArizona DiamondbacksARILHPAge 25 (born Jun 28, 2001)
MLB debut May 1, 2024Gem 59%(44)
Raw 1st auto
PSA 10
Perf+
Alumni

This player is no longer an active prospect. They have either graduated to the majors or moved out of the prospect pipeline. Their Bowman cards are still tracked.

Blake Walston Bowman Card Prices & Value

Track Bowman 1st Chrome autograph and rookie card values for this 25-year-old ARI LHP: raw and PSA 10 graded price trends, recent sales, and market data. Current season: ERA 3.00, WHIP 1.33.

Market data

Price history, recent sales, active listings and parallel pricing for Blake Walston are part of Premium. Already a member? Sign in.

Stats

Pitching
YearLevelERAWHIPKIPW-LGPSVBB
2026AAA3.091.461011.21-1903
2026MLB3.001.3323.01-0203

Blake Walston: Common Questions

Does Blake Walston have a 1st Bowman autograph, and which set is it in?

Yes. Blake Walston's first Bowman autograph is in 2019 Bowman Draft, card CDA-BW. Until an MLB debut, that 1st auto is the closest thing to a Blake Walston rookie card.

What are Blake Walston's position, team, and age?

Blake Walston is a LHP in the ARI organization, currently 25 years old. This season's line: ERA 3.00, WHIP 1.33.

How is Blake Walston ranked among MLB prospects?

Blake Walston is not currently inside our ranked prospect list.

How often does Blake Walston's Bowman auto grade a PSA 10?

Across graded copies, Blake Walston's base Bowman autograph hits a PSA 10 roughly 59% of the time (44 graded so far).

What is Blake Walston's 1st Bowman auto worth, and where can I track the price?

Raw and PSA 10 sale prices, price history, and the HobbyMonitor value score for Blake Walston update daily on this page for HobbyMonitor members.