France, 1853: All Items Same Price (Lerebours et Secretan)

Platinum Prices in the 1852 Breton Frères Catalogue were nearly 30% higher, but consistent with their 1859 Catalogue.






1853: 1 Troy Ounce Silver(Mfg: Intrinsic, Retail) = Fr 10.89 (USD $ 2.13)
1853: 1 Troy Oz. Platinum (Semi-Mfg, Ret.) = Fr 46.65 (USD $ 9.14)
1853: 1 Troy Oz. Platinum (Mfg: Intrinsic, Ret.) = Fr 46.65 (USD $ 9.14)

1853: 1 Troy Ounce Platinum (Boston: Wire, Ret.) = $ 10.    

Citation: Catalogue et prix des instruments d'optique, de physique, de chimie,... (1853) pp.

French Grammes Weights: ~$5., $9.80

The Platinum was only ~11% more expensive than the Silver, implying a light Pt-Ag alloy or simple Pt plating. 




Iridium-tipped pen:  Fr. 8 = ~$1.60






1853 French Imports of Platinum: 


 






 



c.1853: Palladium