This ancient Greek Electrum Hekte from Kyzikos, dating to 500-460 BCE, features a vigilant dog with a raised forepaw and a tunny fish below, signifying loyalty and the city's maritime wealth. The reverse's quadripartite incuse square illustrates the era's minting precision. The electrum material underscores Kyzikos' affluence, while the coin's intricate designs reflect the cultural and artistic sophistication of the period, making it a distinctive and sought-after piece for collectors.