{"product_id":"twsbi-diamond-mini-classic-m-nib","title":"TWSBI Diamond Mini Classic M nib","description":"\u003cp\u003e\u003cem\u003eFrom TWSBI Japan:\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan dir=\"auto\"\u003eThe TWSBI DIAMOND, the \"face\" of TWSBI, pursues the comfort and enjoyment of writing. Developed with the goal of \"the best form that doesn't tire you out even after long hours of writing, at a low cost,\" it is TWSBI's flagship model.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e《Mini Standard Series Classic》\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eThe Mini Standard Series uses polycarbonate for the grip and piston, giving it a sparkling transparency.　\u003c\/span\u003e\u003cspan dir=\"auto\"\u003eThe Classic has a formal and dignified design reminiscent of a London black cab, with the cap and tail painted in a deep glossy black.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003e【Main Features】\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e・Designed with a focus on \"writing.\" You won't get tired even after writing for a long time.\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e・Beauty of the resin-coated polycarbonate body. Scratch resistant.\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e・A nib that has passed rigorous quality inspections, with the ultimate in writing feel and durability.\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e・A full-fledged piston-type ink filling system with a large capacity; approximately 2ml of ink can be easily filled.\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e・The transparent body allows you to see the ink level at a glance. (There is no need to open the cap or twist the grip screw to check the ink level.) A\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003erubber O-ring is fitted to the grip's screw thread to enhance airtightness when capped, keep the nib moist, and prevent ink leakage. This is proof of the thorough attention to detail.\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eOutstanding cost performance. High functionality and high quality at a low price.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e[Size]\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eApprox. 118mm (closed) \/ Approx. 140mm (with cap on)\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eMaximum barrel diameter: Approx. 12.5mmφ Cap diameter: Approx. 14.5mmφ (excluding clip)\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eWeight: Approx. 19g\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e[Mechanism]：\u003c\/span\u003e\u003cspan dir=\"auto\"\u003ePiston filling system\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e[Nib width]：\u003c\/span\u003e\u003cspan dir=\"auto\"\u003eM (medium) \u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003e[Specifications]\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003ePen: Stainless steel\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eBody: Resin\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan dir=\"auto\"\u003e[Accessories]\u003c\/span\u003e\u003cbr\u003e\u003cspan dir=\"auto\"\u003eDisassembly kit (mini wrench x 1, mini grease x 1)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"The Stationery Selection","offers":[{"title":"Medium","offer_id":53304471519531,"sku":null,"price":79.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1753\/1019\/files\/ScreenShot2026-04-20at10.04.40.png?v=1776647480","url":"https:\/\/thestationeryselection.com\/products\/twsbi-diamond-mini-classic-m-nib","provider":"The Stationery Selection","version":"1.0","type":"link"}