St. Tarcisius Custom MedalAvailable in Sterling Silver, 14kt Yellow Gold, and 14kt Gold Filled. Three sizes to choose from: Large: 1 x 3 4 inch Standard: 3 4 x 1 2 inch Charm: 1 2 x 1 4 inch Tarcisius was a martyr from the 3rd century of early Christianity. Tarcisius carried The Blessed Sacrament to condemned Christians in prison. He was attacked by a Pagan mob and beaten to death, defending the Host. His misfortune was included in a poem by Pope Damasus, comparing him to St.