Brazil 20000 Reis Gold Coin of 1851 Emperor Dom Pedro II

Brazil 20000 Reis Gold Coin investing in gold Emperor Dom Pedro
Brazil 20000 Reis Gold Coin, Emperor Dom Pedro II 
Brazilian 20 Mil Reis Gold Coin investment in gold
Brazilian Gold Coins 20,000 Reis 
Brazil 20000 Reis Gold Coin of 1851, Emperor Dom Pedro II.

Obverse: Draped bust of Pedro II as Emperor of of Brazil left. Date (1851) below.
Legend: PETRUS II D.G . C . IMP. - ET PERP . BRAS . DEF .

Reverse: Crowned Brazilian shield within large wreath.
Legend:IN HOC S. VINCES . ("In this sign thou shalt conquer.")

Mint Place: Rio ., Mintage: 303,000 pcs.
Reference: Friedberg 119, Russo 670, KM-461.
Weight: 17.97 gram of  Gold (.917) - 0.5286 oz. AGW
Diameter: 30 mm