Description:             
 
The Diamond Ink Company of Milwaukee, Wisconsin was in business from roughly 1875 to the mid-1930's.  The company was purchased and the name changed.  This is a beautiful looking aqua colored bottle (2 3/4" high x 2 1/2" diameter base) made of heavy glass.   The bottle has Diamond Ink Co. and the number 6 embossed on the bottom, as shown. The ink will shipped in a ECT rated box.  Due to the nature of this item, it is not returnable.