{"product_id":"diamine-royal-blue-fountain-pen-ink-bottle","title":"Diamine Ink Bottle - Royal Blue","description":"\u003cp\u003eDiamine Ink Bottle - Royal Blue delivers a clean, time-honored blue suited to notes, journals, and professional correspondence. This fountain pen ink offers dependable flow and easy maintenance in a water-based, dye formula trusted by everyday writers and enthusiasts.\u003c\/p\u003e\u003ch2\u003eColor \u0026amp; Performance\u003c\/h2\u003e\u003cp\u003eRoyal Blue presents a balanced mid-tone with a crisp, readable character on both bright white and cream papers. Depending on nib width and paper, it can show gentle shading without distracting sheen. The ink loads smoothly in converters and piston-fill systems and rinses out with standard pen care, making it a straightforward, low-stress daily option.\u003c\/p\u003e\u003ch2\u003eCraft \u0026amp; Heritage\u003c\/h2\u003e\u003cp\u003eDiamine has produced fountain pen inks in the United Kingdom since 1864, maintaining consistent, pen-friendly formulations across a wide spectrum of colors. Royal Blue remains a staple of the lineup, favored for its classic look and reliable behavior in a broad range of nibs.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInk type: Water-based dye fountain pen ink\u003c\/li\u003e\n\u003cli\u003eColor: Royal Blue (blue)\u003c\/li\u003e\n\u003cli\u003ePackaging: Bottle format\u003c\/li\u003e\n\u003cli\u003eFilling systems: Compatible with fountain pens using converters or built-in fillers\u003c\/li\u003e\n\u003cli\u003eOrigin: United Kingdom\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamine","offers":[{"title":"2ml Sample","offer_id":40536586321954,"sku":null,"price":1.65,"currency_code":"USD","in_stock":true},{"title":"5ml Sample","offer_id":40536586354722,"sku":null,"price":3.3,"currency_code":"USD","in_stock":true},{"title":"30ml Bottle","offer_id":40536586387490,"sku":"3002","price":9.0,"currency_code":"USD","in_stock":true},{"title":"80ml Bottle","offer_id":50221657424147,"sku":"DM-7002","price":19.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2083\/6627\/products\/Diamine-Royal-Blue-Ink-Bottle.jpg?v=1656079455","url":"https:\/\/www.truphaeinc.mom\/products\/diamine-royal-blue-fountain-pen-ink-bottle","provider":"Truphae","version":"1.0","type":"link"}