BULGARIA. Alexander I, 1879-1886. 10 Santim 1880 OM. Pattern plain edge in bronze. KM E1. BR. 10.00 g. 8 ex. PCGS SP 64 BN
Extremely rare pattern, only 8 coins minted. This issue has been struck by Oeschger, Mesdach Cie. From 1850 to 1901, this French company was commissioned by several countries (France, Spain, Bulgaria, Haiti...) to produce pattern or trial strikes.