with Certificate of Authenticity
coin in perfect condition Authenticity is certified by Numismatic Guaranty Corporation as PF-70 Ultra Cameo
Certification Numbers: 3890280-005, 3892370-003, 3892370-004, 3159680-002, 4187685-001, 4187685-002, 4187685-003, 4187685-004, 4199596-010, 4199596-009.
Country: Russia
Year: 2014
Face value: 25 Rubles
Metal: Silver/.925
Weight: 155.55 g
Diameter: 60 mm
Thickness: 6.6 mm
Quality: Proof
Mintage: 1,500 coins
Grade: PF70 by NGC
Auguste de Montferrand (January 23, 1786 – July 10, 1858) was a French Neoclassical architect who worked primarily in Russia.
His two best known works are the Saint Isaac's Cathedral and the Alexander Column in St. Petersburg.