As part of the 2017 Topps Heritage Baseball set, its rarity depends on specific print runs, but it is available ungraded.

What sport is this card from?

This item is a Baseball card from the 2017 Topps Heritage Baseball set.

No, this Bryce Harper #377 card is currently ungraded.

Bryce Harper [Gray Back] #377 2017 Topps Heritage Baseball — Card Value

Name: Bryce Harper [Gray Back] #377 2017 Topps Heritage Baseball — Card Value
Brand: Baseball

2017 Topps Heritage Baseball

What the Bryce Harper [Gray Back] #377 (2017 Topps Heritage Baseball) card is worth — ungraded vs graded.

Bryce Harper [Gray Back] #377 2017 Topps Heritage Baseball value — Ungraded $5. Prices updated June 2026.

Set · 2017 Topps Heritage BaseballNumber · #377

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Which version do you have?

For the cheapest way to own it, grab the Standard version for just $1. The Gray Back version at $5 offers a slight premium, likely due to its specific aesthetic or limited print run, though scarcity is not explicitly detailed here. Buyers prioritizing budget should stick to the Standard. Those willing to spend a little more for the Gray Back get a slightly different presentation of the same card.

VersionUsedNewBuy

Gray Back— this pageBryce Harper [Gray Back] #377 2017 Topps Heritage Baseball — Card Value$5.01—eBay ↗

StandardBryce Harper #377 2017 Topps Heritage Baseball — Card Value$1.33$24.25eBay ↗

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SportsCardsPro — Bryce Harper [Gray Back] #377 2017 Topps Heritage Baseball$5.01

Item details

Brand: Baseball
Set: 2017 Topps Heritage Baseball
Sport: Baseball
Number: #377

Bryce Harper [Gray Back] #377 2017 Topps Heritage Baseball value

A raw (ungraded) Bryce Harper [Gray Back] #377 runs around $5, a Grade 9 about null, and a PSA 10 commands null.

What drives the price

Grade, centering, rookie/star status, set scarcity, and print run drive sports-card value. PSA/BGS gem-mint copies and rookies of stars carry the biggest premiums; raw commons sell for little.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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Condition	Value	Based on
Ungraded	$5	eBay sold comps

Frequently asked questions

Is this card rare?: As part of the 2017 Topps Heritage Baseball set, its rarity depends on specific print runs, but it is available ungraded.
What sport is this card from?: This item is a Baseball card from the 2017 Topps Heritage Baseball set.
Is the card graded?: No, this Bryce Harper #377 card is currently ungraded.