# Schoolboy #78 — resale value

Source: JunkPal price guide — https://junkpal.ai/products/schoolboy-78-pokemon-japanese-blue-sky-stream-card

**Schoolboy #78** is worth about **$4** ungraded, based on real closed eBay sales. Sealed or new examples sell for around **$26.87**.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/schoolboy-78-pokemon-japanese-blue-sky-stream-card

## Value by tier

| Condition | Value (USD) |
| --- | --- |
| Ungraded | $4 |
| Grade 9 | $18 |
| PSA 10 | $27 |

Values are medians of real closed eBay sales, updated 2026-07-25. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

Recent movement: Rising · +56%.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DPokemon%2520Schoolboy%252078%2520Japanese%2520Blue%2520Sky%2520Stream%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DPokemon%2520Schoolboy%252078%2520Japanese%2520Blue%2520Sky%2520Stream%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | Pokémon |
| Set | Pokémon Japanese Blue Sky Stream |

## Schoolboy #78 (Pokémon Japanese Blue Sky Stream) card value

An ungraded **Schoolboy #78** from Pokémon Japanese Blue Sky Stream averages around $4. A Grade 9 copy runs about $18, and a PSA 10 gem-mint commands $27.

### What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

## FAQ

**What is the starting value for Schoolboy #78?**

The ungraded version of Schoolboy #78 is currently valued at $4.

**How much is a PSA 10 copy of this card?**

A PSA 10 graded copy of Schoolboy #78 is valued at $27.

**Is the card more valuable ungraded or graded?**

The PSA 10 grade significantly increases the value, moving from an ungraded price of $4 to $27.

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Full price guide: https://junkpal.ai/products/schoolboy-78-pokemon-japanese-blue-sky-stream-card
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-25, based on real sold listings (junkpal.ai)"