St. Peter 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 Peter is widely recognized as the first Pope of Christianity as well as one of Jesus's twelve Apostles and brother of St Andrew the Apostle. After Jesus's Ascension, he was made head of the Apostles until his own crucification. He purportedly was crucified upside down as he felt unworthy