Web site: https://www.ancient-jewellery.com/
This is an ancient Roman gold Solidus of emperor Valens, dating to 364 - 378 A.D.
DN VALENS PER F AVG, pearl-diademed, draped and cuirassed bust right
RESTITVTOR REIPVBLICAE, Valens standing facing, head right, holding labarum (chi-rho on banner) and Victory on globe, who is crowning him with a wreath, cross in left field.
This coin was struck at the Antioch mint, in 364 - 367 A.D. mintmark star ANTI star. This coin has seen circulation and exhibits consistent wear and light graffiti scratches. A good example that had been graded as 'VF' by Baldwins.
DATE: 364 - 367 A.D.
MINTMARK: *ANTI* (Antioch, Turkey)
SIZE: 20.98mm dia
WEIGHT: 4.35 grams
ATTRIBUTION: RIC IX Antioch 2d, type xxxvii,1. (RCV 4105)
PROVENANCE: Ex. Baldwins of St. James, London.