S 854 - Bactria (uncertain mint) (Diodotus II), silver, tetradrachms (235-220 BCE) Bordeaux
From SILVER
235 BCE - 220 BCE Silver 7,338 kg
Description
| ObverseInscription or printing placed on the obverse.: | Head of king Diodotus right, wearing diadem. Border of dots. |
| ReverseInscription or printing placed on the reverse.: | ΒΑΣΙΛΕΩΣ ΔΙΟΔΟΤΟΥ (Greek).Zeus left, naked, aegis on left arm, brandishing thunderbolt. At feet, eagle. In field, a monogram (and a letter). All within border of dots. |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Bactria (uncertain mint) | Ancient regionAncient region.: | Bactria | Modern countryModern country: Afghanistan | AuthorityIdentifies the issuing power. The authority can be "pretended" when the name or the portrait of X is on the coin but he/she was not the issuing power. It can also be "uncertain" when there is no mention of X on the coin but he/she was the issuing power according to the historical sources: | Bactrian Kingdom, Diodotus II of Bactria (king in Bactria, 239-223 C) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 235 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 220 BCE | PeriodTime period of the numismatic object.: Hellenistic 323-30 BC 
|
Physical description
| MetalThe physical material (usually metal) from which an object is made.: | Silver
|
Median weightMedian of the weights of numismatic objects (in grams). in grams | 16.80 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | tetradrachm
|
StandardStandard.: | Attic |
Image
S854 Diodotus II tetradrachms.jpg [1]
References
| Die study referencePublication of the study: | Bordeaux 20181Bordeaux 2018, p. 168-170, n° 467, 469-471, 483-502, 506-517, 522-535 | ||
| Coin series referenceReference to coin series study: | Sear II2Sear II, n° 7511, HGC 123HGC 12, n° 22 | ||
Obverse dies distribution
| FrequencyFrequency of specimen in distribution. ᵖ | Number of obversesNumber of obverse dies. ᵖ (o) | % (o) | Number of coinsNumber of coins. (n) | % (n) | Die nameName(s) of the die(s). |
| 1 | 8 | 47.06 | 8 | 16 | 51, 56, 57, 59, 61, 62, 63, 64 |
| 2 | 2 | 11.76 | 4 | 8 | 49, 60 |
| 3 | 2 | 11.76 | 6 | 12 | 52, 54 |
| 5 | 2 | 11.76 | 10 | 20 | 48, 55 |
| 6 | 1 | 5.88 | 6 | 12 | 53 |
| 7 | 1 | 5.88 | 7 | 14 | 50 |
| 9 | 1 | 5.88 | 9 | 18 | 58 |
| Total | 17 of 17 | 99.98 | 50 of 50 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 17 | Number of singletons (o1)The number of singleton coins. ᵖ | 8 |
| Number of reverse diesNumber of reverse dies. (r) | 31 | Number of coinsNumber of coins. (n) | 50 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 2.94 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1.61 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.82 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 47.06 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 21.84 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 436,800 |
| Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011 ᵖ (O) | 25.76 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00011 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 84% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 4,578.75 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum) ᵖ | 7,338 kg <br /> 7,338 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 11,446.89 |
Remarks
References
- ^ Bordeaux, Olivier (2018), s (IIIe s. a.C.-Ier s. p.C.), Numismatica Antiqua 8, Bordeaux, 326 p.
- ^ Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
- ^ Hoover, Oliver D. (2013), Handbook of coins of Baktria and ancient India : including Sogdiana, Margiana, Areia, and the Indo-Greek, Indo-Skythian, and native Indian states south of the Hindu Kush, fifth century BC to first century, Lancaster-London,
