The vintage clown stick pin has been tested with nitric acid and a "kee" tester to be 14k solid yellow gold. It weighs 14.8 grams. The head with the jade at the bottom measures 1 1/2" x 5/8". If you pull on the round jade ball at the bottom, the red tongue sticks out and the eyelids open. The bow tie has a round natural ruby, diamond, and sapphire. The attached pin in 1 1/2" long.