ES1085 Esterbrook Model 445 Counter Style DipLess Inkwell Desk Set, Black glass base with black bakelite top, Small oval label reads: Please Replace Pen in Socket. Original original circular label with information about locating the desk set permanently, this label has some green ink stains and is attached with two small pieces of tape. Inkwell base measures 4.25 inches diameter. 23 inch chain attaches the DipLess style black pen to the front of the base. Pen measures 6 inches long including the Renew Point. Pen is fit with No.