Vintage Large Relic Cross Pendant Necklace

Excellent condition. Outside a tiny spot on its chain (last photo) there are no flaws. Unknown relic inside the resin. Unknown saint. Chain is 1/16” x 20”. Pendant is a shiny darker gold toned. Relic is on red inside then covered. Not sure the chain is original to this pendant or if it was originally part of a rosary. Selling as it arrived. Pendant measures 3/8” thick x 1-1/2” x 2-1/4”. CC94