Bahrain Monetary Agency, specimen 1/2 dinars, law of 1973, serial number TB000000, brown on multicolour underprint, bull low left, arms at right, signature of Sheikh Khalifa bin Sulman al Khalifa, reverse brown, aluminium smelting building (Pick 7s, TBB B201as), red SPECIMEN overprint and oval red De la Rue seal, ink annotation, in PCGS holder number 58 CHOICE ABOUT NEW, rare and no examples listed on Track and Price at time of cataloguing