PinMart Nursing Graduate Lamp of Knowledge Circle Teal Enamel Lapel Pin Available as a single item or bulk packed. Select your quantity above. Order more, Save more! Qty: 1 pin Nursing Graduate Pin. Domed 3D design, jewelry quality, Cloisonn. This pin has light blue enamel color fill on the outer rim, with the Lamp of knowledge in the center. It is antique gold plated and polished to a brilliant shine. SIZE: 7/8" Each pin comes with a clutch back and is individually poly bagged.