TWSBI Diamond 580 AL Fountain Pen | Black

The TWSBI Diamond 580 AL Black fountain pen is an uncompromising black version of the flagship Diamond 580 model from the Taiwanese brand TWSBI. The transparent resin body with matte black aluminum elements creates a distinctive, modern aesthetic – classic black color combined with the precision of Taiwanese craftsmanship. The built-in piston filling system with a 30% larger capacity than the 530 model and the possibility of complete disassembly make it a choice for demanding fountain pen enthusiasts.

Why TWSBI Diamond 580 AL Black?

• Matte Black Aluminum: Elegant, durable aluminum elements in black – modern, uncompromising design.
• Larger Ink Capacity: 30% more than the 530 model – less frequent refills, longer writing.
• Transparent Barrel: Observe the ink color and level in real-time.
• Full Disassembly: All components can be unscrewed and reassembled – complete control over your pen.
• Steel Nib: Smooth, precise writing in EF, F, M, B, and Stub 1.1 sizes.

Technical Specification:

• Material: Resin, aluminum
• Length with cap: 142 mm
• Length without cap: 130 mm
• Nib: Steel (EF, F, M, B, Stub 1.1)
• Filling system: Piston
• Country of production: Taiwan

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