Ancient gold talismanic ring with inscriptions, 3rd - 4th century AD

An Ancient gold talismanic ring with inscriptions.

Roman, 3rd - 4th century AD.

Ring size F 1/2 UK / 3 US.

Weighs 3.8 grams.

The ring is extensively engraved with the following latin words and approximate translations:

Left shoulder - ‘REBET ?IA SESTE’ - It is rebated.

Bezel - ‘VIVAS CV MCA ECI’ - Live with me.

Right shoulder - ‘CAFELIX ET CVM RTIO’ - Safe and comfortable.

A similar example can be found in the collection of the British Museum, Registration number: AF.205.