This pin is 1/10 10k gold filled. It is listed as used only because it is vintage and not brand new. The pin is in very good condition in what appears to be the original box. It has a screw back to it as shown in photographs. The box is also in good condition with some light surface scratches.
The exact age is unknown but it is probably mid 20th century. The pin is approximately a half inch in length.
The box is approximately 1 1/2 inches by 1 1/2 inches. Please view photographs before purchasing.