St. Andrew the Apostle 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 St Andrew is known as the first Apostle and Elder Brother of St. Peter. A follower of John the Baptist, he went through life spreading the Gospel of Jesus. He was killed by being crucified on a saltire, or x shaped cross, for baptizing Maximilla, the wife of the Roman governor of Patras.