- Set
- Undone Seal
- Number
- #020/083
- Market
- US
- Rarity
- Common
- Variant
- Normal
Tentacool (Japanese)
Undone Seal / #020/083Tip: compare “Reference price” with “Buy now”. A large gap usually means scarce availability or inflated listings.
Reference priceNM
$1.99
Average of confirmed sales; the main valuation baseline.
Buy now from
€1.45
Lowest active listing; an asking price, not a completed sale.
7-day change
-12.1%
Reference-price movement; low volume can make it unstable.
Sample / confidence
>5<10 sales
More sales reduce the impact of individual transactions.
Condition
Region
Language
Source comparison — what each price means
Sales answer “what is it worth”; listings answer “what does an available copy cost”.
Listing vs value: -27.1%
PokémonUSCommon
Tentacool (Japanese)
Undone Seal / #020/083
Current Price
$1.99
NM-12.1%
LOW
$1.99
HIGH
$1.99
Volume
>5
Condition / Grade
click to filter
MARKET PRICES·
7D Range
$1.99 – $1.99
Volume (NM)
>5
Confidence
<10 sales
Market
US
Variant
Normal
Rarity
Common
Last Updated
5/20/2026
Regional tip
Germany: lowest · France: above average · EU average €1.98Choose a region above to inspect its prices and history.
Market Data
DETAILED PRICES · Price History
DETAILED PRICES · ALL CONDITIONS4 tiers
| Condition/Grade | Price | LOW | HIGH | 7D CHG | Volume | Spark |
|---|---|---|---|---|---|---|
NMRAW | $1.99 | $1.99 | $1.99 | +72.4% | >5 | |
MPRAW | $2.66 | $2.66 | $2.66 | — | 1 | — |
CGC 9GRADED | — | — | — | — | — | |
PSA 10GRADED | — | — | — | — | — |
MARKET INSIGHTS + Price History
PSA0/1
CGC0/1
DAILY HISTORY
11 records available| DATE | SOURCE | Price | Change |
|---|---|---|---|
| 2026-09-07 | List | €1.45 | — |
| 2026-09-05 | List | €1.45 | -27.1% |
| 2026-05-09 | EB | $1.99 | — |
| 2026-05-08 | EB | $1.99 | — |
| 2026-05-06 | List | €1.99 | — |
| 2026-04-28 | List | €1.99 | — |
| 2026-04-22 | List | €1.99 | — |
| 2026-04-21 | List | €1.99 | +37.2% |
3 records availableAPI Pricing