For sale is this 1/20 12k gold filled Vintage Buick Automobile Service Cross Pen & Pencil Set. The enamel Buick emblems have tested 10k Tops and this set is probably the first given to this employee (see name engraved on set. There is wear to the gold plating and the pen has a few dings which is from use. Both items work. Pen is signed Century, pencil is signed Cross.