Genuine ammonite fossil with a beautiful spiral set in artisan-made solid 925 sterling silver earrings,1" long. The fossil measures 13mx13mm. Ammonites were prehistoric mollusks that died out approximately 65 million years ago. Variations in fossils make these studs one of a kind! Brand new; gift boxed. Bundle 2 or more items and save with my automatic bundle discount Always speedy shipping. Ancient, desert nomad, geology, spiral, Fibonacci sequence, golden ratio, 925 silver AMMONITE FOSSIL square 925 sterling earrings