UK, 1876: Counterfeit Gold Coins

1876: 1 Troy Oz. Platinum (Mkt) = £ 0.7529

Citation: Report of Her Majesty's Commissioners for the Paris Universal Exhibition Vol.2 p.131
 



1876: 1 Troy Oz. Platinum (Intrinsic/Mkt) = £ 1.25

Citation: Chemist and Druggist: The Newsweekly for Pharmacy, Vol. 18 6/15/1876, p.183


1876: 1 Ozt. Platinum (Mfg, Retail) = £ 2.50 - 3.75 (USD$ 13.55 - 20.33)

1876: 1 Ozt. platina (London, commercial) ~ £ 1.03 (USD$ 5.57)
1876: 1 Ozt. platina (85%, global mkt?) ~ £ 0.85 (USD$ 4.75)
1876: 1 Ozt. Platinum (intrinsic) ~ £ 1.00 (USD$ 5.59)

1876: 1 Ozt. Standard Gold = £ 3.8938 (USD$ 21.77)
1876: 1 Ozt. Pure Gold = £ 4.2458 (USD$ 23.)

c.1870-6:

Citation: The Bankers' magazine, Vol. 36 (1876) p.1003

As reported in April 1876, the estimated manufactured cost of a Gold-plated Platinum coin was 28% the Gold rate, or 1:3.57 Gold/Platinum.  If the swindle involved aforementioned Franc counterfeits, and adjusting standard Gold to ~.945 Platinum with alloy:

~30,888 Troy Ounces of Counterfeit metal = 29,189 Troy Ounces Pure Platinum
£ 120,000. @ £ 4.2458 = ~ 28,263 English Troy Ounces Pure Gold
£ 33,600. @ £ 1.15 = ~ 29,189 English Troy Ounces Platinum

1876: 1 Troy Oz. Platinum (Spanish counterfeit, intrinsic) = £ 1.15
..... Per Troy Oz. Pt (Spanish mfg COST) = £ 0.15
..... Estimated ancillary costs, to all accomplices ~ £ 1.00

Citation: Reports from Her Majesty's consuls on the manufactures, commerce ..., Vol. 19; Foreign Office, p. 1621


By the 1890s, counterfeit Gold in Platinum was scarcely 0.001% of the total Gold coinage.

Citation: The Economist, Vol. 49, Pt 2, 8/8/1891, p.1016