{"product_id":"habring-erwin-lab-w-hardened-steel-case-serial-2-pre-owned","title":"Habring² \"Erwin-Lab\" w\/ Hardened Steel Case \u0026 Amagnetic Escapement - Serial #2 (Pre-Owned)","description":"\u003cp\u003eHorology By The Sea is proud to present this very special \"Lab\" version of Habring²'s Erwin with Jumping Seconds complication. This micro edition of the Erwin features for the first (and to date, the only) time a hardened steel case. The case is crafted from BÖHLER N360 which is typically used in knives, medical, racing parts and other applications where extreme hardness is a necessity.\u003c\/p\u003e\n\u003cp\u003eAtop the vertically brushed silver dial lies blued steel syringe hands a seconds hand with lightning bolt shaped counterbalance. This hand pays is a subtle reference to Habring²'s patented HMS (Habring² Metallic Shielding) designed to protect the escapement from magnetism. \u003cspan lang=\"EN-US\"\u003eThe AMAG contains both – pallet bridge as well as balance cock – to be made from soft iron P904. T\u003c\/span\u003e\u003cspan lang=\"EN-US\"\u003ehe aubergine color comes from a TiAlCN-coating to ensure both, some surface hardness on the soft iron and protection against oxidation\/corrosion). \u003c\/span\u003e\u003cspan lang=\"EN-US\"\u003eTogether with the modified mainplate (to fit the bigger AMAG-pallet bridge) these parts building a soft iron cage (red) in form of a horseshoe around the hairspring in order to protect it from any magnetic influence. The movement \u003c\/span\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003ebeats at 4Hz and carries approximately 48 hours of power reserve. \u003c\/span\u003e\u003cspan\u003eA tangential screw is in place for fine adjustment and is fit with a Carl Haas hairspring of Chronometer quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eThe hardened Stainless Steel case measures 38.5mm x 12mm x 46mm lug-to-lug and is in mint condition. Furnished on an aftermarket calfskin strap with pin buckle. Complete with Box \u0026amp; Papers dated July 2023. At the time of listing 2 months remain on the Habring² 3 Year Warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis watch has sold. To register interest in this watch or a similar piece please email brandon@horologybythesea.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Habring²","offers":[{"title":"Default Title","offer_id":51507895763224,"sku":null,"price":8500.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/2964\/5592\/files\/Wrist-30.jpg?v=1775264615","url":"https:\/\/horologybythesea.com\/products\/habring-erwin-lab-w-hardened-steel-case-serial-2-pre-owned","provider":"Horology By The Sea","version":"1.0","type":"link"}