Collections

Vac 2.0 Fountain Pens

"We built the Vac 2.0 Collection for writers who appreciate heavy-duty engineering and smart design. Refining what made the original Ultemate Vac a favorite, this series focuses on better balance, cleaner lines, and absolute reliability. Each pen centers around our high-volume Kraken filling system, a springy proprietary #6 nib, and...

Tsubame

Tsubame is a Japanese notebook maker known for its traditional designs and long-standing approach to paper and stationery. Its notebooks combine a simple, vintage-inspired appearance with a focus on writing quality and everyday functionality. The collection features acid-free paper produced under carefully selected conditions, with ruled lines printed using water-based...

Tomoe River

Tomoe River is a Japanese paper known for its lightweight, durable construction and suitability for fountain pen writing. Its smooth surface helps preserve the details of ink, including shading and sheen, while resisting feathering and bleed-through. Available as notebooks, notepads and loose sheets, Tomoe River paper supports a variety of...

Spare Parts

Find your suited Gravitas spare part , featuring nibs, o-rings, gaskets and more, ensuring your cherished pen stays in optimal working condition for years to come.

Rollerball Pens

Roller and ballpoint pens are reliable and smooth, ideal for everyday use. Featuring easy twist or click mechanisms, ergonomic grips, and anti-roll designs, they offer comfort and functionality. Stylish and versatile, these pens provide precise, consistent writing with high-quality refills for a lasting experience.

Pen Cases

Purpose-built storage for serious pen enthusiasts. Protect, organize, and transport your collection with durable, lightweight cases engineered for daily carry and desk display.

Paper Refill

Keep your favorite holder and replace only the paper. These refill pads offer a practical, sustainable way to continue using your notebook or notepad holder for years to come. Simply add a fresh pad whenever the previous one is full, without needing to purchase a new holder.

Paper

Japanese paper products for writing, note-taking and correspondence, including notebooks, notepads, letter pads and loose sheets.

Notepad

Notepads are versatile paper pads for jotting down quick notes, making lists and keeping track of reminders. Available in a variety of sizes and formats, they offer a practical solution for everyday writing, planning and organizing your thoughts.

Notebook

Notebooks for everyday writing, journaling and notes, in softcover and hardcover formats with plain, lined, grid and dot grid pages. The selection comes from Japanese makers known for paper that works well with fountain pens, including Tsubame, Maruman, Life, Tomoe River, Graphilo, Masuya Monokaki and Iroful.

New Arrivals

Monster - Aluminium & Ultem

"Following the success of our Members Area release, the Aluminium & Ultem Monster joins the permanent Gravitas collection. Available in Black and Red, it pairs anodized aluminium with a Ultem barrel to create a bold, lightweight interpretation of the Monster platform."

Masuya Monokaki

Masuya Monokaki is a stationery collection from a long-established maker based in Tokyo’s Asakusa district. Its notebooks combine traditional Japanese paper craftsmanship with distinctive cover designs featuring decorative borders inspired by writing tools. The covers use Echizen washi paper, while the cream writing paper is suited to fountain pens, ballpoint...

Maruman

Maruman is a Japanese stationery maker known for its Mnemosyne line of notebooks and notepads, featuring minimalist black covers and practical designs for everyday writing and note-taking. Many products use spiral binding and lightweight covers, allowing them to open flat for convenient use. The collection also includes hardcover journals and...

Loose Sheets

Loose sheets are ideal for letters, drafts, notes and writing samples, as well as testing fountain pen inks. Available in plain, lined and grid layouts, they offer flexibility for everyday writing, creative work and organized filing.

Life

Life is a Japanese stationery maker offering notebooks and letter pads for everyday writing and handwritten correspondence. Its products combine considered paper choices with understated designs suited to personal and professional use. The collection includes letter pads with distinctive paper textures and decorative details, alongside Noble Note notebooks made with...

Letter Pad

Letter pads are designed for handwritten correspondence, personal notes and thoughtful messages. Available in a variety of paper textures, rulings and designs, they range from simple everyday sheets to more distinctive options for a personal writing experience.

Iroful

Iroful is a Japanese writing paper developed with fountain pen users in mind. Its smooth surface and subtle texture provide a distinctive writing experience while allowing the characteristics of different inks to show through. The collection includes loose sheets and notebooks made with lightweight, durable ivory paper, suitable for everyday...

Ink

Discover our premium selection of fountain pen inks, featuring vibrant colors and high-quality formulations designed to enhance your writing with smooth flow, rich pigments, and long-lasting performance.

Gravitas Members Area

"Welcome to the Members Area* a secret club only for Gravitas website customers, those that are daring enough to enter. Think of it as the Wild West of pen enthusiasts, where everything and nothing makes sense. You’ll need the secret password from your first Gravitas writing instrument (arriving via email)...

Gravitas Full Shop

Gravitas - Ultemate Vac Fountain Pen

"Introducing the Ultimate Vac: the crown jewel of Gravitas. This fan-favorite packs a punch, Gravitas steel or 14k gold nibs, a vacuum filling system and your choice of Ultem or clear Polycarbonate. Reinforced with grade 5 titanium at breaking points and besides the nib all metal parts are made in...

Gravitas - Twist Ballpoint Pen

Gravitas - Sentry Fountain Pen

"Introducing the Sentry: the oversized powerhouse of the Gravitas lineup. With its substantial weight and precision machining from solid rods, this pen is all about making an impact. Featuring a standard international cartridge converter and a simple yet meaningful design, the Sentry offers a perfect blend of style and substance....