Web site: https://www.ancient-jewellery.com/
This is a nice excavated ancient Roman silver Siliqua of emperor Gratian dating to 375 - 378 A.D.
DN GRATIA-NVS PF AVG pearl diademed, draped, cuirassed bust right
VRBS ROMA Roma, seated left on cuirass, holding Victory on globe and inverted spear. Star in right field.
This coin was minted between the years 375 - 378 A.D. at Aquileia (Aquileia, in Italy), mintmark AQPS. It had traveled across the Roman Empire, being buried in the Thruxton Hoard. This coin was purchased directly from the finder after being disclaimed by the British Museum.
DATE: 375 - 378 A.D.
MINTMARK: AQPS (Aquileia, Italy)
WEIGHT: 2.2 grams
ATTRIBUTION: RIC IX Aquileia 15b-2. Aquileia RIC 15b3