they look like antique pearls having a "925" stamp on one facet of clasp & "OW" & a world in packing containers, so 3 containers that contains each letter & one particular image. just like this graphic I produced. https://zaynmhqr853776.thelateblog.com/29429748/gold-south-sea-pearl-necklaces-things-to-know-before-you-buy