so simple and yet so pretty gold oyster shell on gold filled chain
oyster is sterling silver with 18K gold vermeil
oyster shell is .6 inches long on a 17.25 inch gold filled chain finished with 2 freshwater pearls
necklace can be modified to be longer or shorter on request
also comes in sterling silver -  https://www.watermelandesigns.com/product-page/sterling-silver-small-oyster-shell