All coins
What is the value of a 20 Francs Napoléon gold coin today?
Price updated on 07/23/2026, 03:45 PM
Total weight
6.4516g
Purity
900‰
Pure Gold
5.8064g
Gold price
130.68 $/g
Intrinsic Value
$758.79
5.8064g × 130.68 $/g × 1 = 758.79 $
20 Francs Napoléon price evolution
Intrinsic value based on the gold price
758.79 $
+1.19% (1M)
High 779.24 $
Low 738.25 $
Change +8.95 $
How much does a 20 Francs Napoléon gold coin weigh?
The 20 Francs Napoléon coin has a total weight of 6.4516 grams. This weight includes the coin's complete alloy.
Taking its purity of 900‰ (90.0%) into account, this coin contains exactly 5.8064 grams of pure gold.
6.4516g
Total weight
5.8064g
Pure Gold
What is the purity of a 20 Francs Napoléon gold coin?
The 20 Francs Napoléon coin has a purity of 900 thousandths, i.e. 90.0% fine gold.
This purity is characteristic of coins struck in France between 1803-1898. The rest of the alloy (10.0%) is generally composed of copper to strengthen the coin's durability.
Gold
90.0%
Alloy
10.0%
Other characteristics
Issuing country
🇫🇷 France
Minting years
1803-1898
Diameter
21 mm
Face value
20 Francs
Edge
Relief
Metal
Gold
numivio.com