{"product_id":"opus-88-demonstrator-sapphire","title":"Opus 88 Demonstrator - Sapphire","description":"\u003cp data-start=\"0\" data-end=\"364\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"37\"\u003eOpus 88 Demonstrator Sapphire\u003c\/strong\u003e fountain pen makes a bold impression with its sparkling, swirling acrylic resin in a rich sapphire blue. Its clean, cylindrical profile with flat ends highlights the modern demonstrator design, while a \u003cstrong data-start=\"240\" data-end=\"283\"\u003eJoWo #6 steel nib finished in black PVD\u003c\/strong\u003e delivers smooth, dependable writing performance with a sleek, contemporary look.\u003c\/p\u003e\n\u003cp data-start=\"366\" data-end=\"872\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis pen features Opus 88’s signature \u003cstrong data-start=\"404\" data-end=\"433\"\u003eeyedropper filling system\u003c\/strong\u003e, offering an exceptionally large ink capacity. To fill, simply unscrew the grip section, use the included pipette to add ink, and reassemble the pen. Before writing, the rear blind cap must be loosened to open the internal valve. This \u003cstrong data-start=\"669\" data-end=\"694\"\u003eshut-off valve system\u003c\/strong\u003e allows you to control ink flow—open it for extended writing sessions and close it when traveling or storing the pen—providing both convenience and peace of mind in everyday use.\u003c\/p\u003e\n\u003cp data-start=\"366\" data-end=\"872\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eColor: Blue\u003cbr\u003e\u003cbr\u003eTrim: Gun metal\u003cbr\u003e\u003cbr\u003eFilling System: Eyedropper\u003cbr\u003e\u003cbr\u003eNib: Extra Fine, Fine, Medium, Broad or Stub 1.5\u003cbr\u003e\u003cbr\u003eNib Material: Steel\u003c\/p\u003e","brand":"Pen Realm","offers":[{"title":"Extra Fine","offer_id":42848071647316,"sku":null,"price":140.0,"currency_code":"USD","in_stock":false},{"title":"Fine","offer_id":42848071680084,"sku":null,"price":140.0,"currency_code":"USD","in_stock":false},{"title":"Medium","offer_id":42848071712852,"sku":null,"price":140.0,"currency_code":"USD","in_stock":false},{"title":"Broad","offer_id":42848071745620,"sku":null,"price":140.0,"currency_code":"USD","in_stock":false},{"title":"Stub 1.5","offer_id":42848071778388,"sku":null,"price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/1141\/3076\/files\/Opus88DemonstratorSapphirecapped.jpg?v=1769108782","url":"https:\/\/penrealm.mom\/products\/opus-88-demonstrator-sapphire","provider":"Pen Realm","version":"1.0","type":"link"}