Bahrain Monetary Agency, specimen 1/2 dinars, law of 1973, serial number AB000000, purple-brown on multicolour underprint, arms at centre, man at loom at right, signature of Sheikh Khalifa bin Sulman al Khalifa, reverse purple, aluminium smelting building (Pick 17s, TBB B212as), red SPECIMEN overprint and oval red De la Rue seal, ink annotation, mounting traces on reverse, in PCGS holder number 58 CHOICE ABOUT NEW, rare and no examples listed on Track and Price at time of cataloguing