The oval carnelian depicting a standing bull fighting against a snake.

Carnelian size: 15 x 13 mm

Mounted in 18Kt yellow gold chevalier shape ring

Weight: 19.7 gr

Finger size: 8 3/4

In the Christian iconography the bull has been seen as a symbol of Christ sacrificed himself on the cross for man's redemption,also its fertilizing activity was also approached to Christ as the source of life.
The snake is traditionally the symbol of evil.