{"product_id":"sinn-instrument-857-s-watch-857021-rubber-strap-sn-279","title":"Sinn 857 S Rubber Watch","description":"\u003cp\u003e\u003cstrong\u003eSinn 857 S Rubber Watch 857.021 Rubber\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Sinn 857 S Rubber Watch 857.021 is a professional pilot watch engineered for extreme durability, precision and reliability in demanding environments. Designed with aviation performance at its core, this Sinn watch features a bold 43mm black coated stainless steel case enhanced by the brand’s advanced TEGIMENT technology. This hardening process significantly improves scratch resistance, ensuring the watch maintains its pristine appearance even under intensive use. The functional pilot’s bezel with minute ratcheting and luminous key mark allows for accurate measurement of elapsed time, making it an essential instrument for pilots and professionals alike.\u003c\/p\u003e\u003cp\u003ePowered by the robust SW300-1 automatic movement, this Sinn watch delivers precise timekeeping alongside practical features including hours, minutes, seconds and a date display at 4 o’clock. The matte black dial is designed for maximum legibility, with luminous numerals, indices and hands ensuring clear visibility in low light conditions. Sapphire crystal glass with anti reflective coating protects the dial while enhancing clarity. Magnetic field protection up to 80,000 A\/m safeguards accuracy, while the screw down crown and case back support a water resistance of 200 metres. Completed with a durable black rubber strap, this watch combines rugged engineering with modern pilot watch styling.\u003c\/p\u003e","brand":"Sinn","offers":[{"title":"Default Title","offer_id":53718105260373,"sku":"SIN-279","price":2775.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3996\/3477\/files\/sinn-857-s-rubber-watch-857-021-rubber-image-1.jpg?v=1777472235","url":"https:\/\/www.clarindon.co.uk\/products\/sinn-instrument-857-s-watch-857021-rubber-strap-sn-279","provider":"Clarindon Jewellers","version":"1.0","type":"link"}