BENU Onyx Tessera Fountain PenBenu Tessera Fountain Pen Onyx Inspired by the ancient art of mosaic, the Tessera collection features a unique pattern of cube shaped tiles known as tesserae. This design creates a faceted, geometric aesthetic that is both modern and timeless. Artistry & Texture Subtle Contrast: Moving away from BENU's signature high gloss vibrancy, the Tessera collection adopts an understated, classic look. It features a matte surface paired with glossy inner facets,