Here's a better view. I've been looking through a ton of old hallmarks but can't find anything. It looks more like the outline of a crown turned at an angle in this pic.
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
A local jewelry dealer in New Smyrna bought this at an estate sale "for a song" and she felt that it may have come from a shipwreck.