![Undersea Ruins [Reverse Holo] #138](https://tcgplayer-cdn.tcgplayer.com/product/90158_200w.jpg)
Undersea Ruins [Reverse Holo] #138
Pokemon Aquapolis · #138 · 2003
STRONG BUY
Fundamentals204% Undervalued
OvervaluedFair ValueUndervalued
Momentum+83% Expected
DecliningFlatAppreciating
Our model estimates fair value at $30, suggesting this card is 204% undervalued at $10. Momentum is strong — the temporal model projects +83% over the next 12 months. Only 8 PSA 10s exist out of 79 graded (15.2% gem rate), making gem copies exceptionally scarce.
Value Thesis
Market Price$10
Fair Value$30(+204%)
12-Mo Price Target$18(+80%)
MomentumTrending Up
Gem Thesis
PSA 10 Price$163
Implied Grade 10 FV$280(+72%)
Grading Premium16.3x raw price
Gem Rate15.2%(79 graded)
Grade 10/9 Spread3.8x(9 at $43)
Price History
Price History
Fair Value Breakdown
| Base (avg card) | $3 |
| Other | +$12 |
| Rarity | +$10 |
| Character | +$4 |
| Set | +$1 |
| Card Type | +$1 |
| Artwork | $-1 |
| Nostalgia | $-0 |
| Fair Value | $30 |
Grading Population
PSA
1
0
2
0
3
0
4
0
5
3
6
2
7
3
8
14
9
22
10
8
Total Graded: 52Gem Rate: 15.4%
CGC
1
0
2
0
3
0
4
1
5
1
6
1
7
1
8
8
9
11
10
4
Total Graded: 27Gem Rate: 14.8%
Grade Prices
| Grade | Price | Premium |
|---|---|---|
| Grade 7 | $10 | 0.7x |
| Grade 8 | $13 | 0.9x |
| Ungraded | $15 | 1.0x |
| Grade 9 | $43avg last 3 | 2.9x |
| Grade 9.5 | $44 | 3.0x |
| PSA 10 | $163avg last 3 | 11.2x |
Prices from PriceCharting estimates. Verify on eBay for live market data.
Data sourced from PriceCharting and TCGPlayer. Fair value computed via LOGO-CV machine learning model. Ratings updated monthly. View on PriceCharting