Denominations

Greek Standards
           Attic (Corinthian)                   "Sicilian"    "Punic"      Achaean
AR weight                     obol   onkia
(g)                           units  units

43.00      dekadrachm           60    600           
17.20      tetradrachm          24    240           
 8.60      didrachm (stater)    12    120       10 litrai     shekel
 8.00                                                                      stater (nomos, 3 drachm)            
 4.30      drachm                6     60       5 litrai            
 2.85      tetrobol (drachm)     4     40
 2.67                                                                      drachm
 2.58                            3.6   36       trilitron
 2.15      triobol/hemidrachm    3     30                     1/4 shekel           
 1.72                            2.4   24       dilitron
 1.43      diobol                2     20            
 1.07      trihemiobol           1.5   15          
 0.86                            1.2   12       litra
 0.72      obol                  1     10       dekonkion                                                               
 0.54      tritartemorion        0.75   7.5                   1/16 shekel
 0.44                                                                      obol         
 0.43                            0.6    6       hemilitron
 0.36      hemiobol              0.5    5       pentonkion
 0.29                            0.4    4       trias
 0.27      trihemitartemorion    0.375  3.75
 0.22                            0.3    3       tetras
 0.18      tetartemorion         0.25   2.5
 0.14                            0.2    2       hexas
 0.09      hemitartemorion       0.125  1.25
 0.07                            0.1    1       onkia

Roman Republican Aes Grave Coinage Struck Coinage "Denarius" coinage
Ar weight unciae time (BC) 289-245 269-240 240-225 225-216 217-213 217-215 211-207 grammes
225-212 A stater A 60-as A half stater A 20-as 280-212 8.60 258 AR didrachm (quadrigatus 225-212) 280-212 4.30 129 AR drachm (half quadrigatus 225-212) 4.00 decussis 120 1106-652 AR denarius ? ? AR victorianus 2.00 60 AR quinarius ? ? AR half victorianus 275-226 1.72 double litra tressis 36 860 313-208 30 AR sestertius 270-226 0.86 litra 0.80 dupondius 24 575 221-134 dupondius 234-231 0.43 half litra 0.40 as 12 324 268 268 132 133- 41 as dextans, nummus 10 0.20 semis 6 162 134 134 73 61- 22 semis quincunx 5 0.13 quatrunx, triens 4 108 90 89 53 38- 20 triens triens 0.10 terunx, quadrans 3 81 67 67 36 30- 25 quadrans quadrans 0.07 biunx, sextans 2 54 44 45 sextans sextans 0.03 uncia 1 27 22 22 uncia uncia 0.02 semuncia 0.5 17 semuncia semuncia 0.01 quartuncia unx = uncia = oncia