Diplomat Viper Green Guilloche Fountain Pen F/M Bullet complemented by chrome trims and

complemented by chrome trims and Retro 51’s signature knurled twist-top mechanism

Crafted with an intense black lacquer body accented in gold finish trim

Dimensions: 105x15x80 mm

This refill pack contains 24 fine quality graphite leads

Robert Oster Antarctica Ink Collection

Diplomat Viper Green Guilloche Fountain Pen F/M Bullet complemented by chrome trims andCrafted by Diplomat, the Viper combines precision engineering with bold surface design. Its fully engraved aluminium body features a guilloch pattern inspired by a vipers scaled skin, creating depth and texture across the rich green anodised finish. Slim, balanced, and ergonomic, it sits comfortably in hand for both left and right handed writers. The stainless steel nib delivers smooth, controlled ink flow and is available in Fine or Medium, allowing