Segesta, silver, didrachms (475-450 BCE)

SILVER IDUnique ID of the page ^ᵖ: 9024

475 - 450 Silver 3,287 kg

Description

ObverseInscription or printing placed on the obverse.:	ΣΕΓ(E)ΣΤΑZΙΒ (Greek and Elymaic).
ReverseInscription or printing placed on the reverse.:	(ΣΕΓΕΣΤΑZIB) (Greek and Elymaic).

Mint and issuing power

MintIdentifies the place of manufacture or issue of a numismatic object.:

Segesta

Ancient regionAncient region.:

Sicily

Modern countryModern country: Italy

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.

475

toIdentifies the final date in a range assigned in a numismatic context..

450

PeriodTime period of the numismatic object.: Classical ^{480-323 BC}

Physical description

MetalThe physical material (usually metal) from which an object is made.:

Silver

DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.:

didrachm

StandardStandard.:

References

Die study referencePublication of the study:	S. Mani Hurter1S. Mani Hurter, Die Didrachmenprägung von Segesta (mit einem Anhang der Hybriden, Teilstücke und Tetradrachmen sowie mit einem Überblick über die Bronzeprägung), Schweizer Studien zur Numismatik 1, Berne, 2008, n° 1-59, pl. 1-5.
Coin series referenceReference to coin series study:

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	2	10.53	2	0.93	11, 19
2	3	15.79	6	2.79	8, 12, 16
3	1	5.26	3	1.4	17
5	1	5.26	5	2.33	2
7	1	5.26	7	3.26	13
8	1	5.26	8	3.72	9
9	1	5.26	9	4.19	4
10	1	5.26	10	4.65	10
12	1	5.26	12	5.58	7
13	2	10.53	26	12.09	14, 18
16	1	5.26	16	7.44	6
22	1	5.26	22	10.23	5
24	1	5.26	24	11.16	3
30	1	5.26	30	13.95	1
35	1	5.26	35	16.28	15
Total	19 of 19	99.97	215 of 215	100

Reverse dies distribution

FrequencyFrequency of specimen in distribution. ^ᵖ	Number of reverse diesNumber of reverse dies. (r)	% (r)	Number of coinsNumber of coins. (n)	% (n)	Die nameName(s) of the die(s).
1	6	16.67	6	2.79	10, 13, 21, 31, 32, 34
2	5	13.89	10	4.65	3, 7, 22, 28, 33
3	2	5.56	6	2.79	5, 36
4	4	11.11	16	7.44	2, 17, 24, 29
5	4	11.11	20	9.3	1, 6, 8+, 14+
6	2	5.56	12	5.58	23, 30
7	4	11.11	28	13.02	4, 16+, 19+, 20
9	3	8.33	27	12.56	11, 25, 26
10	1	2.78	10	4.65	12+
11	1	2.78	11	5.12	35
12	1	2.78	12	5.58	18+
13	2	5.56	26	12.09	15+, 27
16	1	2.78	16	7.44	9+
Total	36 of 36	100.02	200 of 215	93.01

Quantification

Number of obversesNumber of obverse dies. ^ᵖ (o)	19	Number of singletons (o1)The number of singleton coins. ^ᵖ
Number of reverse diesNumber of reverse dies. (r)		Number of coinsNumber of coins. (n)
Coins per obverse dieNumber of coins per obverse die. (n/o)		Coins per reverse dieNumber of coins per reverse die. (n/r)
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o)		Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ^ᵖ	%
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ^ᵖ	Expression error: Unexpected / operator.	Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ^ᵖ
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)		Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ^ᵖ	0.00056
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ^ᵖ (o = % of O)	%	Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ^ᵖ
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	3,287 kg	Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ^ᵖ

Remarks

References

^ S. Mani Hurter