Check Dupont Serial Number Jun 2026

On certain limited editions, it may be engraved on the ring near the nib or grip. ✅ Identifying Authentic vs. Fake Serial Numbers

Authentic Duponts are made of solid brass. If the serial number looks "off" and the lighter feels light or "tinny," it is likely a fake. check dupont serial number

A serial number alone doesn't guarantee authenticity, as counterfeiters often copy real numbers onto thousands of fake units. Here is how to tell the difference: 1. The "4FK" Red Flag On certain limited editions, it may be engraved

Authentic numbers are stamped character by character. Look for slight variations in height or spacing between digits. On certain limited editions