{"id":117296,"date":"2026-04-16T23:28:01","date_gmt":"2026-04-16T21:28:01","guid":{"rendered":"https:\/\/one-horizon.ch\/product\/craighill-kepler-pen\/"},"modified":"2026-10-26T23:14:04","modified_gmt":"2026-10-26T22:14:04","slug":"craighill-kepler-pen","status":"publish","type":"product","link":"https:\/\/one-horizon.ch\/en\/product\/craighill-kepler-pen\/","title":{"rendered":"Kepler Pen"},"content":{"rendered":"<p>A ballpoint pen without a plastic barrel or click mechanism, heavy enough to reduce the strain on the hand while writing. Weighing 57 g and measuring 12.7 cm in length, it\u2019s about three times as heavy as a standard office ballpoint pen. <\/p>\n<h2>You can get the mine anywhere<\/h2>\n<p>The Kepler Pen uses Schmidt 635 refills, which are in the international G2 size, also known as the Parker size. You can find compatible refills at any well-stocked stationery store, so you&#8217;re not limited to a single manufacturer. <\/p>\n<ul>\n<li><strong>All-metal<\/strong>, 57 g, no plastic on the body<\/li>\n<li><strong>12.7 cm long<\/strong> and 8 mm in diameter<\/li>\n<li><strong>Refillable<\/strong> with Schmidt 635 or any G2-sized refill<\/li>\n<li><strong>Three versions:<\/strong> stainless steel, brass, or stainless steel with a black PVD coating<\/li>\n<\/ul>\n<h2>Technical data<\/h2>\n<ul>\n<li>Length: 12.7 cm<\/li>\n<li>Diameter: 0.8 cm<\/li>\n<li>Weight: 57 g<\/li>\n<li>Material: Stainless steel, brass, or PVD-coated stainless steel<\/li>\n<li>Mine: Schmidt 635, G2 format<\/li>\n<\/ul>\n<h2>Care<\/h2>\n<p>Wipe down the body with a soft, dry cloth. The brass finish will darken over time. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>All-metal ballpoint pen, 12.7 cm long, 8 mm in diameter, and weighing 57 g. Refillable with Schmidt 635, a standard Parker G2-format refill. Available in stainless steel, brass, or with a black PVD coating. <\/p>\n","protected":false},"featured_media":150810,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_oh_fbt_bundles_id":[157189],"_oh_season":"year-round","_oh_supplier_status":"unknown","_oh_supplier_checked_at":"","_oh_ideal_for":"Anyone looking for an all-metal ballpoint pen that, at 57 g, is noticeably heavier than plastic\nAnyone who wants to use their pen for years, as it takes standard G2 refills such as the Schmidt 635\nAnyone looking for a simple pen for notebooks and meetings in stainless steel, brass or black\nAs a gift for a new job or graduation, for people who write a lot by hand","_oh_not_for":"Anyone looking for the lightest possible pen for long writing sessions, as 57 g tires some hands\nAnyone who prefers fountain pens or gel rollerballs, as the Kepler Pen is a ballpoint pen"},"product_brand":[3115],"product_cat":[1277],"product_tag":[3361,3137,3374],"class_list":["post-117296","product","type-product","status-publish","has-post-thumbnail","product_brand-craighill","product_cat-pens","product_tag-birthday","product_tag-christmas","product_tag-fathers-day","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-variable"],"acf":[],"_links":{"self":[{"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/product\/117296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/comments?post=117296"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/media\/150810"}],"wp:attachment":[{"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/media?parent=117296"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/product_brand?post=117296"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/product_cat?post=117296"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/one-horizon.ch\/en\/wp-json\/wp\/v2\/product_tag?post=117296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}