Diamond 580 (Clear) -Stub 1.5
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The TWSBI Diamond 580 is a classic fountain pen with a piston ink-filling system, created by incorporating traditional fountain pen mechanisms with modern industrial design.
This Diamond 580 features a piston ink-filling system, housed in a clear body. All parts are detachable for ease of maintenance with the included wrench and vial of silicone grease in each box.