French 10 Centimes 'Marianne' Coin, 1997
Coin/Bullion (Numismatic) · Monnaie de Paris (Paris Mint), the oldest continuously running minting institution in the world.
Pattern: Marianne Type, designed by Henri Lagriffoul (obverse) and Adrien Dieudonné (reverse).

Type
Coin/Bullion (Numismatic)
Maker
Monnaie de Paris (Paris Mint), the oldest continuously running minting institution in the world.
Material
Copper-Aluminum-Nickel alloy (Aluminum Bronze); contains no actual silver content despite its metallic appearance.
Dimensions
Diameter: 20mm; Thickness: 1.41mm; Weight: 3.0 grams. Standard circulation size for this denomination.
Description
A classic example of late-20th-century French currency, this 10 Centimes piece features a warm golden hue from its aluminum-bronze composition. The reverse displays the denomination '10 CENTIMES' framed by symbolic agricultural sprigs representing peace and abundance.
Key Features
Date '1997', denomination '10 CENTIMES', and the signature of engraver Adrien Dieudonné. Distinguishable by its specific yellowish luster that darkens with age.
Material & Composition
Copper-Aluminum-Nickel alloy (Aluminum Bronze); contains no actual silver content despite its metallic appearance.
Finish & Decoration
Satin-to-reflective base with raised relief (die-struck). Features an olive branch and ear of wheat on the reverse, with the national motto 'LIBERTE EGALITE FRATERNITE'.
Hallmarks & Stamps
Cornucopia mint mark (Paris Mint) and Bee/Owl privy mark (General Engraver Pierre Rodier). 'A. DIEUDONNE' signature is visible on the edge of the wreath.
Construction Details
Industrial die-struck mintage; machine-pressed between two hardened steel dies with high pressure.
Functional Features
Smooth edge (plain rim), designed for easy identification and durability in daily commerce.
Handle & Grip Details
None; round flat disc for pocket-carry and vending use.
Craftsmanship Details
High-quality industrial mass-production with precise engraving and consistent weight standards enforced by the French government.
Authentication Indicators
Alignment of the cornucopia and bee privy marks; crispness of the '10' numeral; correct alloy color. NOTE: This is NOT a silver item.
Origin & Manufacturing
Pessac, France; produced by the state-owned Monnaie de Paris.
Era & Period
Fifth French Republic (Post-WWII to Pre-Euro transition).
Age Estimate
Dated 1997; produced during the final years before the adoption of the Euro in 2002.
Cultural Significance
Represents the everyday economic life of France in the late 20th century, carrying the revolutionary ideals of the French Republic into daily transactions.
Condition Notes
Very Good (VG) to Fine (F). Shows visible surface wear, small rim nicks, and typical oxidation/toning consistent with circulation.
Value Estimate
Nominal value ($0.10 - $0.50 USD). This is a common circulation coin with little numismatic premium unless in Uncirculated/Proof condition.
Care & Maintenance
Do not clean with silver polish as this is not silver. Store in a cool, dry place; avoid acidic environments which can cause bronze disease or green verdigris.
Similar Pieces
5 Centimes and 20 Centimes coins of the same Lagriffoul/Dieudonné design; differing only in size and weight.
Interesting Facts
The 1997 mintage was relatively high (approx. 50 million), but these coins became obsolete and were demonetized upon the introduction of the Euro.