W. C a r e w H a z l i t t Coinage of the European Continent

.
Catalogue
of European Denominations 197
Duarius, a piece of two kraicjars or kreutzers struck for Hungary,
1 7th c. Base silver or plated.
Ducat, dukaat, a gold denomination strictly applicable only to a very
limited range, and probably of Venetian origin. It was introduced at
Venice under the Doge Giovanni Dandolo (1280-9), and underwent two
or three changes of type. It is sometimes erroneously used in reference
Gold ducat of Ferdinand II., 1636.
to the German and Netherland series ; yet a few cases are known where
a German coin is expressly so called. A double ducat of the Palatinate,
struck by Frederic V., 1610-23, reads on rev. Moneta. Nova. Avrea.
1612, and in an inner circle II. DV. CA. TI. Reinmann sale, 1891, No.
646, 805 marks = .40
:
55. There is one of George III. for Hanover,
1815, and of Stolberg, 1818. Of the Venetian ducat in gold, in a few of
the later issues, there are the \ and the j the latter differs in ; having on
the rev. the legend Ego Svm Lvx Mvn \di\ This numismatic term is also
found in Lorraine in the i6th and I7th c. Charles III., Duke, 1545-1608,
struck the single, double, and quadruple ducat. See Cat. Robert, 1886, Nos.
1448-50, wherein the two latter are figured ; the quadruple is dated 1587.
Charles IV. of Lorraine had a double ducat. During the revolutionary
crisis of 1831,3 gold ducat was struck at Brussels for Poland. Comp. Grosz.
Ducat, a silver denomination of Venice, first struck, it appears, under
Girolamo Priuli (1559-67), with the \ and \.
On the rev. we read
Dvcatvs Venetvs, and 124 for the value 124 soldi. The silver ducat
was also modified from time to time ; it was continued down to the close
of the republic.
Ducat, a silver coin of Walmoden-Gimborn, 1802. Equal in module
and weight to an ordinary gulden.
Ducatdo, a gold Portuguese coin, to which reference is made by the
authorities as ordered by Sebastian (1557-78), when he was at Guadalupe
but no specimen
is known.
;
Ducaton, or Ducatoon, the \ and the double, a name conferred on the
larger silver coinage of the Low Countries during the I7th and i8th c.,
and corresponding to the English crown and French grand ecu. It was
also struck for the Dutch Indies with the special colonial mark below
the shield. The ducaton and even the double are, for the most part,
very common, the half much less A so. ducaton, double d., etc., were
struck at Amsterdam in 1672-73, during the siege by the French, from the
plate of the burghers. There is a very carefully engraved and struck d.
of 1727 for W. Friesland by Knol, with a turnip as a m.m.
Duetto, a billon coin of Lucca = 2 quattrini, with Otto Imperator and
Lvca on obv., and S. Petrus and a standing figure of the saint on rev.
Diiit, or Doit, a Dutch copper coin = 8th of a stuiver. There are innumerable
varieties, as well for the home currency as for the colonies.
Duplone, the Swiss double ducat or florin =16 francs. It has been