1 piastre 1921

Common. This 1 Piastre note is a standard regular issue from the 1921 series of the Banque de l'Indochine. eBay market data shows consistent trading in the $9-26 range for VF examples, with lower grades (F, VG) trading at $1-10. The catalog value for VF is listed as $10. High-grade examples (PMG 63-65) fetch $70-525, but these represent premium certified specimens. The large print run and continued circulation during the colonial period make this a common note in most grades.

This 1 Piastre note was issued during the early 1920s by the Banque de l'Indochine, the colonial bank established to manage currency in French Indochina. The inclusion of Vietnamese and Chinese characters alongside French text on the reverse demonstrates the trilingual nature of the colonial administration and its attempt to reach diverse populations across Vietnam, Cambodia, and Laos. The classical male portrait in a Phrygian cap may reference Republican ideals or colonial authority figures, while the ornate engraved design reflects early 20th-century Western security printing standards.

The obverse features an ornate engraved border in burgundy and dark mauve with cream background. A classical male profile portrait facing right, rendered in blue-gray tones and wearing what appears to be a Phrygian cap or similar historical headwear, is positioned in an oval frame on the left side. An empty oval frame on the right suggests a space for a watermark or security feature. The center displays the denomination text 'UNE PIASTRE' with supporting legal inscriptions ('Payable in Specie,' 'To Bearer'). Signature spaces for an Administrator and Director are noted. The reverse mirrors the decorative border style and includes two large empty oval frames flanking a central circular ornamental element. The prominent '$1' denomination marker appears on the right side. The multilingual reverse text (French, Vietnamese, and Chinese) reflects the note's use across the diverse populations of French Indochina.

OBVERSE: 'BANQUE DE L'INDO-CHINE' (Bank of Indochina) | 'UNE PIASTRE' (One Piastre) | 'PAYABLE EN ESPÈCES' (Payable in Specie/Cash) | 'AU PORTEUR' (To Bearer) | 'UN ADMINISTRATEUR' (An Administrator) | 'LE DIRECTEUR' (The Director) | 'CH. WALHAIN, FEB.' (Printer/Engraver mark) | 'E. DELOCHE, SC' (Engraver/Artist mark) | Serial numbers 'L.4629' and '396'. REVERSE: 'BANQUE DE L'INDO-CHINE' (Bank of Indochina) | 'GIẤY BẠC MỘT ĐỒNG' (Vietnamese: One Dong Banknote) | '銀臺元' (Chinese: Silver Indochina Dollar/Piastre) | '$1' (One Dollar denomination marker).

Intaglio (engraved) printing technique, evidenced by the fine line patterns, ornate border details, and deep color saturation characteristic of high-security currency production from this era. The printer's marks 'CH. WALHAIN, FEB.' (likely referring to Walhain Frères, a noted security printer) and engraver 'E. DELOCHE, SC' are visible, indicating professional French security printing standards. The detailed background engraving and precise oval frames suggest copper-plate intaglio production.

Pick catalog identifies this as P-48b, indicating a known variety designation. The serial numbers observed ('L.4629' and '396') and printer mark 'CH. WALHAIN, FEB.' are consistent with identified printings. The multilingual reverse (French, Vietnamese, Chinese) is a standard feature of this series. No overprints or date variations are apparent in this example. Collectors should note that variant printings by different security printers or with different signature combinations may exist within the P-48b classification, though additional documentation would be required to confirm specific sub-varieties.