Discover if your currency has a valuable fancy serial number and learn what makes these numbers special to collectors.
Enter your bill's serial number below to see if it's a valuable fancy serial number:
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Collectors recognize several categories of fancy serial numbers, each with its own appeal and value:
Serial numbers with all digits the same (e.g., 11111111, 22222222).
Value Range: $500-$1,500+ depending on denomination and condition
Rarity: Very rare (1 in 11,111,111 notes)
Solid 8s and 9s are typically the most valuable, while solid 1s are the most commonly found.
88888888
Serial numbers with sequential digits, either ascending (e.g., 12345678) or descending (e.g., 87654321).
Value Range: $300-$1,000+ depending on denomination and condition
Rarity: Very rare (1 in 11,111,111 notes)
Perfect ladders are extremely rare. Descending ladders (87654321) are typically more valuable than ascending ladders (12345678).
12345678
Serial numbers that read the same forward and backward (e.g., 12344321, 88899888).
Value Range: $40-$500+ depending on denomination and condition
Rarity: Rare (approximately 1 in 1,000,000 notes)
Perfect radars are highly sought after. "Super radars" with additional patterns are even more valuable.
12344321
Serial numbers containing only two digits (e.g., 10101010, 10001000).
Value Range: $20-$400+ depending on pattern, denomination and condition
Rarity: Uncommon (approximately 1 in 100,000 notes)
Binary patterns with repeating sequences (like 10101010) are more valuable than random arrangements of two digits.
10101010
Serial numbers under 100 (e.g., 00000023, 00000007).
Value Range: $20-$1,000+ depending on how low the number is
Rarity: Rare (only 100 per 100 million notes)
Single-digit serials (00000001 through 00000009) are the most valuable, with number 1 being the most prized.
00000042
Serial numbers with repeating patterns (e.g., 12121212, 45454545).
Value Range: $25-$250+ depending on pattern clarity and condition
Rarity: Uncommon (approximately 1 in 50,000 notes)
Double repeaters (ABABABAB) are more common and less valuable than quad repeaters (ABCDABCD).
12121212
Several factors affect the value of fancy serial numbers:
Clearer, more perfect patterns command higher prices
Higher denominations typically have higher premiums
Uncirculated notes are worth more than circulated ones
Older series can command higher premiums
Patterns that occur less frequently are more valuable
Serial: 77777777
$650
eBay, March 2024
Serial: 12344321
$175
Currency Auction, April 2024
Serial: 00000023
$425
Private Sale, February 2024
Always check the serial numbers on bills you receive as change. You might find a valuable fancy serial number!
Keep fancy serial number bills in the best condition possible. Even minor damage can significantly reduce their value.
Finding the right buyer for fancy serial numbers can take time. Specialized collectors often pay more than general currency dealers.
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