Bank.notes

Collection South Korea #432

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10 won / 5 won KRW

South Korea UNC Needs review ✦ AI 70%
mismatched_pairunidentified_subject
Front · IMG_7058.HEIC cropped
Back · IMG_7059.HEIC cropped
Pair check: not yet checked
Identity

Where & when

Country South Korea
Currency KRW
Denomination 10 won / 5 won
Series name
Series year
Issue year
Era
Legal status demonetized
Subjects & design

What's on the note

Front portrait
Reverse subject
Watermark
Color palette #d4a5a5,#8b7355,#f5f5f5
Themes
Language / script Hangul (Korean alphabet)

Front: This appears to be a dual-denomination specimen or proof note displaying both 10 won (front) and 5 won (reverse) values. The front shows the numeral '10' in a guilloche rosette at center with Korean text '십원' (ten won) in a decorative box at right. The hangul character '십' appears in a box at lower left. The design features intricate line work and security patterns typical of mid-20th century Korean currency.

Back: The reverse displays the numeral '5' in a guilloche rosette at center with Korean text '오원' (five won) in a decorative box at right. The hangul character '오' appears in a box at lower left. The color scheme shifts to purple-red tones. This dual-denomination format suggests this is a specimen, proof, or sample note rather than a circulated banknote.

Production

How it was made

Issuer Bank of Korea
Issuer (native) 한국은행
Printer
Engraver
Material paper
Dimensions (mm)

Security features: microprint,intaglio

Geography

South Korea in Asia

South Korea in Asia. Other countries on the same continent shown in muted grey.

The story

Background & history

This note represents an unusual dual-denomination format showing both 10 won and 5 won values on opposite sides. Such pieces were typically produced as specimens, proofs, or printer's samples rather than for circulation. The Bank of Korea (한국은행) has issued won currency since 1950 following the establishment of the Republic of Korea. Small denomination notes like 5 and 10 won were common in the early decades but were eventually replaced by coins as inflation reduced their purchasing power. The simple geometric design with guilloche rosettes and minimal imagery is characteristic of early South Korean banknote design. Without visible signatures, dates, or serial numbers, and given the unusual dual-denomination format, this is most likely a specimen or sample piece. The exact series and issue date cannot be determined from the available evidence.

Catalogue

Collector references

Pick #
Krause ID
Rarity tier
Series range
Provenance

How it came to me

Acquired date
Acquired from
Acquired price
Currency
Condition
Grade UNC
Serial number

Appears to be an uncirculated specimen or proof with sharp details and no visible wear

Valuation

What it's worth now

No current value set. Use Edit to add one, or run "Value all" on the collection page.

Technical

History & extractions

AI extractions (2)
anthropic · claude-opus-4-5 2026-05-10 06:52:04
status: ok · step 2 · $0.1904 · 7343↓ + 1070↑ tokens
anthropic · claude-sonnet-4-5 2026-05-10 06:52:04
status: ok · step 1 · $0.0389 · 7343↓ + 1124↑ tokens
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