Extinct cephalopods related to the pearly nautilus are found as fossils in marine rocks dating back 419 million years ago. This precious piece exhibits a pearly sheen like the iridescence of opal and therefore can totally be worn reversible!
Nautilus Ammonite Fossil Necklace hangs on an 18" sterling silver curb ball beaded chain, with a sterling silver filled ring and a stainless steel lobster clasp.