Cos, silver, triple sigloi (discobolus/crab) (470-450 BCE)
From SILVER
470 BCE - 450 BCE Silver 6,178 kg
Description
| ObverseInscription or printing placed on the obverse.: | KΩION (Greek).Nude athlete (diskobolos) standing right on his right leg, his left leg crossing behind it, the upper part of the body bent to the right, the head turned left, both arms raised over his head, throwing large diskos with his right hand, in the field left, tripod on ground line. |
| ReverseInscription or printing placed on the reverse.: | Crab in a dotted square, all within incuse square. |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Cos | Ancient regionAncient region.: | Caria (islands) | Modern countryModern country: Greece | 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: |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 470 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 450 BCE | PeriodTime period of the numismatic object.: Classical 480-323 BC 
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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 | 16.50 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | triple siglos
|
StandardStandard.: | Persian |
Image
AC259 Cos.jpeg [1]
References
| Die study referencePublication of the study: | Barron 19681Barron 1968 | ||
| Coin series referenceReference to coin series study: | Sear II2Sear II, n° 4983-4984, RQEMAC3RQEMAC, n° 259, Stefanaki 20124Stefanaki 2012, p. 184-188, n° 54-133 (3.6) | ||
| Coin series web referenceCoin series web references: |
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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 | 7 | 43.75 | 7 | 11.11 | 7, 8, 9, 11, 12, 15, 16 |
| 2 | 2 | 12.5 | 4 | 6.35 | 1, 5 |
| 3 | 2 | 12.5 | 6 | 9.52 | 2, 14 |
| 6 | 2 | 12.5 | 12 | 19.05 | 3, 6 |
| 8 | 1 | 6.25 | 8 | 12.7 | 13 |
| 11 | 1 | 6.25 | 11 | 17.46 | 10 |
| 15 | 1 | 6.25 | 15 | 23.81 | 4 |
| Total | 16 of 16 | 100 | 63 of 63 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 16 | Number of singletons (o1)The number of singleton coins. ᵖ | 7 |
| Number of reverse diesNumber of reverse dies. (r) | 16 | Number of coinsNumber of coins. (n) | 63 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 3.94 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 3.94 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 43.75 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 18.72 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 374,400 |
| 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) | 21.45 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00017 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 88.89% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 6,730.77 |
| 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 | 6,178 kg <br /> 6,178 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 16,826.92 |
Remarks
Most likely one single workstation
References
- ^ Barron, John Penrose (1968), "The Fifth-Century Diskoboloi of Kos", in Colin M. Kraay and Gilbert Kenneth Jenkins (éd.), Essays in Greek Coinage Presented to Stanley Robinson, Oxford, p. 75-89, pl. 8-10.
- ^ Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
- ^ Callataÿ, François de (2003), Recueil quantitatif des émissions monétaires archaïques et classiques, Numismatique Romaine, Wetteren, VII + 267 p.
- ^ Stefanaki, Vassiliki E. (2012), Nomismata. Nomismatike Aigaiou : Kos I, Athens, 531 p.
