French Second Empire 1867-BB 20 Centimes (Silver, Not Gold)
Coin (Numismatic/Circulation) · None (Silver alloy with copper). The yellowish appearance in the photo is metallic toning or photographic reflection.
Purity: 0% (Non-gold). This is a silver coin minted with .835 fineness (83.5% silver).

Type
Coin (Numismatic/Circulation)
Purity
0% (Non-gold). This is a silver coin minted with .835 fineness (83.5% silver).
Gold Type
None (Silver alloy with copper). The yellowish appearance in the photo is metallic toning or photographic reflection.
Weight
1.00 grams (Standard specification for this issue).
Description
An authentic 20 Centimes coin from the reign of Napoleon III. While appearing golden due to lighting or surface oxidation, this is a fractional silver coinage piece featuring the ornate Imperial Crown on the reverse and the beaded border typical of 19th-century French numismatics.
Key Features
Imperial Crown motif, 'BB' Strasbourg mint mark, .835 silver composition, and Second Empire typography.
Color & Finish
Natural silver grey with significant dark patina and environmental toning; circulated matte finish with high-point wear.
Hallmarks & Stamps
Mint mark 'BB' (Strasbourg), 'EMPIRE FRANÇAIS' inscription, '20 CENT.' denomination, and date '1867'.
Dimensions Estimate
Diameter: 15.0 mm; Thickness: ~0.7 mm.
Gemstones & Inlays
None; features a relief engraving of the Imperial Crown of Napoleon III.
Clasp & Closure
Reeded edge (milled edge) for security against clipping.
Chain & Links
N/A; Solid metal planchet construction.
Craftsmanship Details
Die-struck at the Strasbourg mint; features fine beaded borders and intricate cross-topped crown detailing.
Authentication Indicators
Correct typography for the period, centered strike, legitimate 'BB' mint mark placement, and characteristic tarnish patterns for .835 silver.
Origin & Maker
France; Strasbourg Mint (indicated by the 'BB' mint mark).
Era & Period
Second French Empire (1852–1870) under Napoleon III.
Age Estimate
Produced in 1867; approximately 157 years old.
Cultural Significance
Symbolizes the peak of the Second French Empire's economic influence before the Franco-Prussian War of 1870.
Condition Notes
Very Good (VG) to Fine (F). Significant surface grime, moderate wear on the crown's details, and evident circulation marks.
Value Estimate
Melt value is minimal (approx. $0.60 USD). Collector value ranges from $5 to $15 USD depending on buyer interest in the Strasbourg mint mark.
Care & Maintenance
Do not clean or polish; preserve in a PVC-free coin flip or capsule to prevent further oxidation.
Similar Items
1867 50 Centimes (larger, same design), 1867 Gold 20 Francs (actual gold coin of the same era with the Emperor's portrait).
Interesting Facts
This coin was part of the Latin Monetary Union standards, which sought to unify European currencies based on a fixed silver/gold ratio.