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Office & School Supplies
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TWSBI Diamond 580 Fountain Pen nib B
- Enhanced Grip & Barrel
- Increased Ink Capacity
Price on Amazon
$58.99
Price as of Oct 16, 2026, 7:48 AM UTC. Prices and availability are subject to change. The price shown on Amazon at the time of purchase applies.
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From the listing
Key features
01
Enhanced Grip & Barrel
Upgraded from 540
02
Increased Ink Capacity
30% More Than 530
03
Smoother Cap Thread Turning
04
Demonstrates Our Commitment to Continuous Improvement
Ready when you are
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TWSBI Diamond 580 Fountain Pen nib B
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