18k Gold Filled Ballpoint Pen - Brand: CROSS Accessories: Dedicated case, instruction manual, paper box Stamped with "1/20 18KT GOLD FILLED" and "MADE IN USA". GOLD FILLED, unlike gold plating, has a thicker layer of gold that is pressure-bonded. Unused (only tested for writing), but there are areas of discoloration throughout the body due to long-term storage. The photos show some of the discolored areas. The case and box also have discoloration and tears. For those who understand. Excerpt from the instruction manual: FULL PERPETUAL WARRANTY CROSS GUARANTEE All CROSS writing instruments and pen holders for desk sets are unconditionally guaranteed against mechanical failure, regardless of the length of use. In addition, all CROSS products and parts returned to the factory for mechanical repair will be replaced or repaired as necessary. However, cartridges, pencil leads, and erasers that have worn out through normal use are not covered by this warranty. CROSS's warranty is designed to ensure that all owners can enjoy the pleasure of writing for a lifetime.