Germany, Kingdom of Prussia, Wilhelm I (1861-1888 AD), Gold 5 Mark, 1877 A, Berlin Mint, Obv: bare head of king Wilhelm facing right, legend around "WILHELM DEUTSCHEER KAISER KONIG V. PREUSSEN", mint mark 'A' in the exergue, Rev: crowned imperial Eagle with coat of arms at chest in the center, legend "DEUTSCHES REICH -1877", 5 MARK below, 1.96g, 17.05mm, (KM # 507), few nicks on the surface otherwise almost uncirculated, Rare.