Byzantine Empire

Romanos IV

 Histamenon Nomisma

 拜占庭帝國

羅曼努斯四世

希斯塔麥倫金幣

Item number: A253

Year: AD 1071-1078

Material: Gold

Size: 28.2 x 25.8 x 0.4 mm

Weight: 4.32 g

Manufactured by: Constantinople mint

Provenance: Coincraft 2018

This is a Histamenon nomisma coin minted during the reign of Romanos IV, who seized power through a military coup from AD 1068 to AD 1071. The coin has a cup-shaped appearance, with two decorative beaded circles around the periphery on the convex side. In the centre, there are three standing figures. From left to right, they are Constantine Doukas, Michael VII, and Andronikos Doukas. These three individuals were the offspring of the late Emperor Constantine X and Eudokia, and they served as co-emperors during the reign of Romanos IV.

On the concave side, there are also three standing figures. From left to right, they are Emperor Romanos IV, Jesus Christ, and Empress Eudokia Makrembolitissa. Christ is depicted in the centre, standing on a footstool, crowning both the emperor and empress on either side, symbolising the Byzantine emperor as the earthly representative of God. The Greek letters “IC XC” on either side of Christ represent “Jesus Christ,” while the horizontal bar above the letters symbolises the divine halo.

In the mid-10th century, there was a transformation in the Byzantine solidus coin system, transitioning into two denominations: the “Histamenon” in Greek, representing the “standard,” and the “Tetarteron,” which weighed only one-fourth of the solidus. Concurrently, the Byzantine Empire began minting coins in a concave shape, referred to by numismatists as “Scyphate” (cup-shaped) coins due to their appearance.

The craftsmanship required to produce cup-shaped coins was highly intricate, making it difficult for outsiders to replicate, perhaps serving as a motivation for minting them. The process involved placing a metal blank between the concave and convex dies on a coining press, initially striking the central portrait on both sides. Subsequently, the dies for the emperor’s name and title around the periphery were applied. Due to the curvature of the coining press, the images and inscriptions on the coins might suffer from irregularities or blurriness caused by uneven pressure.

In AD 1067, Emperor Constantine X passed away, and his widow, Eudokia, acted as regent for their son, Michael VII. However, faced with pressure from the military, Eudokia was compelled to remarry and cede power to the military leader Romanos IV. In AD 1071, confronted with the Seljuk Turks’ invasion of Anatolia, the emperor Romanos himself led the campaign but suffered a disastrous defeat and was captured. Although the Seljuks eventually safely returned Romanos to Byzantium, Michael VII had already taken advantage of this opportunity to reclaim the throne. Romanos, after being blinded, was exiled to the island of Prote in the Sea of Marmara until his death.

物件編號: A253

年代: 公元 1071-1078 年

材質: 黃金

尺寸: 28.2 x 25.8 x 0.4 mm

重量: 4.32 g

製造地: 君士坦丁堡造幣廠

來源: 錢幣工藝 2018

這是公元1068至1071年,發動軍事政變成為皇帝的羅曼努斯四世鑄造之希斯塔麥倫金幣。金幣的外表為杯狀,作為正面的凸面外圍有兩道珠圈為飾,中央有三個矗立人像,依序從左至右是:君士坦丁·杜卡斯、米哈爾七世和安德羅尼科斯·杜卡斯,這三人是先皇君士坦丁十世和歐多西亞的子嗣,亦是羅曼努斯四世時期的共治皇帝。

背面的凹面亦有三個站立人像,從左至右是:皇帝羅曼努斯四世、耶穌基督和皇后歐多西亞·瑪克勒姆玻利提薩。中央的基督腳踏立在凳子上,分別替兩側的皇帝和皇后加冕,象徵拜占庭皇帝是神在世間的代言者。基督兩側的希臘文「IC XC」代表「耶穌基督」。單字上方的一條橫槓,則是象徵神性的光圈。

公元10世紀中葉,拜占庭的索利都斯金幣體系出現變化,變革為希臘語代表「標準」的「希斯塔麥倫」,和重量僅四分之一的「特塔特倫」兩種幣值。同一時間,拜占庭開始將硬幣鑄造為弧形,錢幣學家按其外觀稱為「杯狀」硬幣。製作杯狀錢幣的工藝非常繁雜,外人難以仿造或許就是鑄造的動機。需要將金屬板放置於凹面和凸面的機床間,先打印雙面中央的人像模具。接著,才是外圍的皇帝名字和頭銜模具。由於機床具備弧度,因此錢幣的圖像和銘文多少會因受力不均,產生缺漏或模糊現象。

公元1067年,皇帝君士坦丁十世駕崩後,由遺孀歐多西亞輔佐兒子米哈爾七世攝政。然而歐多西亞面對軍隊的逼宮,僅能委身再嫁和讓位給軍隊領袖羅曼努斯四世。公元1071年,面對塞爾柱土耳其對小亞細亞的侵犯,貴為皇帝的羅曼努斯親自出征卻慘遭失敗和被俘虜。雖然後續塞爾柱人把羅曼努斯平安送回拜占庭,但米哈爾七世已利用這段空檔奪回皇位。羅曼努斯遭到刺瞎後,被流放到馬爾馬拉海的普羅蒂島直到去世為止。

類似/相同物件 請看:

美國 哈佛藝術博物館 Harvard Art Museums

https://harvardartmuseums.org/collections/object/168615

希臘 邁措沃民俗藝術博物館 Metsovo Folk Art Museum

https://metsovomuseum.gr/en/online-collections/%CE%B4_25-coin/

更多相關訊息請參考:

http://augustuscoins.com/ed/Byz/emperors.html

http://augustuscoins.com/ed/Byz/

https://fashionhistory.fitnyc.edu/byzantine/

https://www.forumancientcoins.com/numiswiki/view.asp?key=scyphate

Simon Bendall and David Sellwood, “The Method of Striking Scyphate Coins Using Two Obverse Dies: In the Light of an Early Thirteenth Century Hoard,” The Numismatic Chronicle, 1978, pp. 93-104

浙江省博物館 編,《絲路流金:絲綢之路金銀貨幣精華與研究》(北京市:文物出版社,2020)

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