Sardis (Seleucus I), silver, tetradrachms (Heracles/seated Zeus) (282-281 BCE) Hochard 2024
From SILVER
282 BCE - 281 BCE Silver 1,758 kg
Description
| Obverse: | Head of Herakles to right, wearing lion skin headdress. |
| Reverse: | ΒΑΣΙΛΕΩΣ below, ΣEΛEYKOY to right (Greek).Zeus Nikephoros seated to left, holding sceptre |
Mint and issuing power
Chronology
| From | 282 BCE | to | 281 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 17.20 | Denomination: | tetradrachm
|
Standard: | Attic |
Image
References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Hochard 2024, p. 52-54 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2SC I, n° 3-5 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 20 | 1 | 2.13 | 2 |
| 3 | 2 | 40 | 6 | 12.77 | 5, 6 |
| 15 | 1 | 20 | 15 | 31.91 | 4 |
| 25 | 1 | 20 | 25 | 53.19 | 3 |
| Total | 5 of 5 | 100 | 47 of 47 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 5 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 20 | Number of coins (n) | 47 |
| Coins per obverse die (n/o) | 9.4 | Coins per reverse die (n/r) | 2.35 |
| Reverse per obverse ratio (r/o) | 4 | Percentage of singletons (o1) ᵖ | 20 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 5.11 | Coins struck if 20,000 as average productivity per die ᵖ | 102,200 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 5.6 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00046 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 97.87% | Die productivity if survival rate 1/2,000 ᵖ | 18,395.3 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 1,758 kg <br /> 1,758 kg | Die productivity if survival rate 1/5,000 ᵖ | 45,988.26 |
Remarks
Most likely one single workstation Likely military
References
- ^ Hochard, Pierre-Olivier (2024), "L'atelier de Sardes sous les Séleucides," Revue numismatique, 181, p. 49-109.
- ^ Houghton, Arthur - Lorber, Catharine (2002), Seleucid coins : a comprehensive catalogue. Part 1, Seleucus I through Antiochus III, New York - Lancaster - London, 2 v. (xxxviii, 488 p. + 300 p.), 101 pl.
