This beautifully carved Victorian lava cameo is set in 14K gold with a 10K gold stick pin. The pin is marked but not clear enough to read. I had this professionally tested. Measurements of the cameo are 5/8" long by 1/2", the stick pin is 2 5/8" long. A very fine lava cameo for your collection. Please email with any questions and Thank you for shopping Vintage Indulgence.