Web site: https://www.ancient-jewellery.com/
This is an ancient Roman silver signet ring, dating to the late 4th - early 5th century A.D. It is of a Henig type XV also known as a 'Brancaster' type. This example has a raised square-shaped bezel decorated with an early Christian Dove. See also BH-715823 for type and further discussion. Also 'Brancaster type signet rings'
OBJECT: Signet Ring
DATE: c. 350 - 450 A.D.
RING SIZE: 9 1/4 (US) S 1/4 (UK)
SIZE: 22.2mm x 22.5mm x 2.6mm (bezel 8.6mm x 7mm x 1.7mm)
WEIGHT: 2.53 grams
PROVENANCE: Formerly the property of a Cambridgeshire collector.