Writing Instruments Categories: All Navy Chief Pens Petty Officer Pens Writing Instruments Keepsake Box Ditty Boxes All / All Navy Chief Pens Petty Officer Pens Writing Instruments Keepsake Box Ditty Boxes Third Class Petty Officer Pen (US Navy PO3/E4) $45.00 Second Class Petty Officer Pen (US Navy PO2/E5) $45.00 First Class Petty Officer Pen (US Navy PO1/E6) $45.00 Chief Petty Officer Pen (US Navy CPO/E7) $45.00 Senior Chief Petty Officer Pen (US Navy SCPO/E8) $45.00 Master Chief Petty Officer Pen (US Navy MCPO/E9) $45.00 Nautical Pen $75.00
