| 261 BC - 246 BC | 
| AE 18 | SHH 7566 | 
|  | 
| Parameter Obverse Reverse Notes Reference Provenance | 5.626 g  
17.5-18.1 mm  
2.570
eqmm   tmax 3.9 mm   rh 0.65 mm
  12:00
o'clock F centering - / - grooves - / - σmax(SigmaTest, 240 Hz) = obv. 5.4, rev. 6.0 MS/m Laureate head of Apollo right. [Β]ΑΣΙΛΕΩΣ] / [ΑΝΤΙΟΧΟΥ] either side of tripod; in field to left and right, monogramms. Mint of Sardeis Experimental specimen Copenhagen 88/93; HGC IX 253 variant; Lindgren II 1772/1773; Sear Greek 6891 Ex Demos Auctions 28/860, 8.2.2024 | 
| Parameter    
       Measurement coordinates  x and y
are  referred to the die orientation of the obverse Elektrische
Leitfähigkeit SigmaTest, 8 mm sensor.  3.3.2024 
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