Tetradrachm - Prusias I

Historical Context: This silver tetradrachm, issued by the Kings of Bithynia, dates to the reign of Prusias I "Cholos" (the Lame), 228-183 BC. Prusias I was a formidable Hellenistic monarch, expanding Bithynian territory and influence in northwestern Anatolia. His reign involved strategic alliances and conflicts with neighboring powers like Pergamon. Issuing substantial silver coinage like this tetradrachm underscores Bithynia's economic stability and Prusias I's assertion of sovereignty and royal authority.

Artistry: The artistic execution reflects the sophisticated Hellenistic style of the 3rd and 2nd centuries BC. While the engraver is anonymous, craftsmanship indicates a highly skilled workshop. The obverse typically features a powerful, idealized yet individualized portrait of Prusias I, often diademed, embodying the ruler's strength. The reverse commonly depicts a majestic Zeus, enthroned or standing, holding a scepter and eagle, symbolizing divine favor and prosperity, accompanied by the inscription BASILEOS PROUSIOU.

Technical/Grading: Struck on a broad silver flan weighing 16.29 grams, consistent with the Attic standard, this coin demonstrates high metallurgical standards. High-points susceptible to wear on the obverse include the ruler's hair, forehead, nose, and diadem. On the reverse, Zeus's head, outstretched arm, eagle, and drapery folds are typically the first areas to show flattening. A well-struck example exhibits full detail, centered strike, and minimal die wear, preserving artistic elements and overall visual integrity.