Russia, 1899

Purportedly "fleur de coin" (Uncirculated) it's not clear these aren't Novodel re-issues and the price-quote appears to be the small-lot Producer Cost

1898: 1 Troy Oz. Platinum (SPb: Refined Funt-rate Cost) = 22.807 руб
1898: 1 Troy Oz. Platinum (SPb: Numismatic) = 22.572 руб (Fr 60.08)
 
August 1898/9: 1 Troy Oz. Platinum (SPb: Numismatic) = 22.52 руб (Fr 60.08)

Citation: Catalogue des monnaies russes de tous les princes: tsars et empereurs depuis 980 jusquʼà 1899 (1899)





Citation: The Colliery Engineer, Vol. 30 (1910) p.400



1899: 1 Troy Oz. platina (SPb, mkt) ~ 24.40 руб

Unclear original data source.

 
Citation: Archives des sciences physiques et naturelles, Vol. 15 1903

 

Late April 1899:

Presumably, by mid-April 1899 the Wholesale Ask in Russia had advanced £ 1.25 (USD$ ) over the January 1899 Price in St. Petersburg.  The Johnson-Matthey London Spot did not change so, in the same period.
 
Citation: Proceedings of the Chemical and Metallurgical Society of South Africa (1899) Vol. 2, p.896

 








1899: 1 Troy Ounce Platinum (SPb Spot: Refined) = USD$ 15.22
1899: 1 Troy Oz. Platinum (German Quote) = USD$ 15.19

Citation: Engineering and Mining Journal, Vol. 112, #12 ; American Institute of Mining Engineers (1921), p.478



French source, earlier production statistics:

Nov. 1899: 1 Troy Oz. platina (Ural Mining Labor Cost: 83% ore) =  9.4789 руб
Nov. 1899: 1 Troy Oz. Pt (Ural Mining Labor Cost: 83% ore) =  11.42 руб



1899: 1 Troy Oz. platina (SPb Spot: 83% ore) = 24.6846 руб
1899: 1 Troy Oz. Pt (SPb Refining Cost) = 0.3798 руб 
1899: 1 Troy Oz. Pt (SPb Spot: .999) ~ 29.74 руб

Citation: L'Oural, By Maurice Verstraete (1899), p. 199


1899: 1 Troy Oz. Platinum (SPb: Sponge) = 34.1786 руб
1899: 1 Troy Oz. Platinum (SPb: Sheet) = 37.976 руб
1899: 1 Troy Oz. Platinum (SPb: Mfg) = 49.37 руб (USD$

Citation: L'Oural, By Maurice Verstraete (1899), p. 203


1899-1909: 1 Troy Oz. platina (Ural Contract: +83% ore) = 21.56 руб
1899-1909: 1 Troy Oz. Pt (Ural Spot: .999) = 25.364 - 25.975 руб

Citation: L'Oural, By Maurice Verstraete (1899), pp.208

Russian Import Tariff on Platinumware, руб 2.2786/Ozt