The metal is all sterling silver and the overall length is 7 inches. The sea glass is all natural and found on the beach. The back of the bezel is stamped with the 925 mark of sterling silver and the back is open so the light will shine through the glass and illuminate the beauty from within. The length of the sea glass bezel is about 20mm. You get the actual item pictured and it will ship in our logo box. This is a great piece of multi colored glass commonly referred to as end of day glass and was found in England.