{"product_id":"arnold-son-chronometry-ultrathin-tourbillon-platinum-onyx-edition-1utbx-z03a-c1375c","title":"Arnold \u0026 Son Chronometry Ultrathin Tourbillon Platinum Onyx Edition - 1UTBX.Z03A.C1375C","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eUltrathin Tourbillon, one of the thinnest flying tourbillon watches on the market, is presented here in Platinum, and limited to eight pieces. Its wide dial fully showcases the depth of onyx’s black tones, enhancing the minute rotation of the regulating organ, visible at 6 o’clock. When John Arnold began his career in London in 1762, only a few great watchmakers— among them George Graham, Thomas Mudge, and John Harrison—used pierced rubies to reduce friction on the pivots of the terminal wheels of the gear train and the balance. Long closely guarded by English master watchmakers, this expertise was also widely employed by John Arnold in the escapements of his marine chronometers and deck watches.\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e","brand":"Arnold \u0026 Son","offers":[{"title":"Default Title","offer_id":48627728613626,"sku":"1UTBX.Z03A.C1375C","price":93100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/9554\/9621\/files\/468.jpg?v=1775681707","url":"https:\/\/www.moyerfinejewelers.com\/products\/arnold-son-chronometry-ultrathin-tourbillon-platinum-onyx-edition-1utbx-z03a-c1375c","provider":"Moyer Fine Jewelers","version":"1.0","type":"link"}