The Opus 88 Demonstrator fountain pen in Sapphire is a truly unique writing instrument. This large non-postable pen is an eyedropper-filled pen with a piston operated shut-off valve. Featuring a...

The Opus 88 Demo Mocha Mousse PVD Fountain pen is a standout piece for fountain pen enthusiasts who appreciate both form and function. Inspired by the 2025 Color of the...

Opus 88 Demonstrator Green is the 2024 special edition of this beautiful pen with a perfect cylindric design with flat shape. It features a green body with fluo yellow and...

Opus 88 Demonstrator Pink is the 2024 special edition of this beautiful pen with a perfect cylindric design with flat shape. It features a pink body with purple and aqua...