Opus 88 Harmony Mocha Mousse RGT Fountain pen

The Opus 88 Harmony Mocha Mousse RGT Fountain Pen combines sophisticated design with the brand’s renowned writing performance. Inspired by rich mocha tones, this elegant fountain pen features a warm, refined finish complemented by luxurious Rose Gold Trim (RGT) accents, creating a timeless and professional appearance. Built with Opus 88’s signature eyedropper filling system, the Harmony offers an exceptionally large ink capacity, making it ideal for long writing sessions, journaling, and daily use. The integrated shut-off valve mechanism helps regulate ink flow and minimizes the risk of leaks during travel. Paired with a smooth stainless steel nib, the pen delivers a consistent and enjoyable writing experience for both beginners and fountain pen enthusiasts.