{"product_id":"sinn-857-utc-testaf-leather-857-040-watch-sn-316","title":"Sinn Watch 857 UTC Testaf Leather","description":"\u003cp\u003e\u003cstrong\u003eSinn Watch 857 UTC Testaf Leather 857.040 LEATHER\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Sinn Watch 857 UTC Testaf Leather \u003cstrong\u003e857.040 LEATHER\u003c\/strong\u003e is a Swiss-made luxury pilot watch certified to TESTAF standards, ensuring professional aviation performance and reliability. Powered by the ETA 2893-2 automatic GMT movement, operating at 28,800 vibrations per hour, this high-performance instrument watch delivers precise dual time zone functionality. Built for pilots, it reflects Sinn’s dedication to engineering excellence.\u003c\/p\u003e\u003cp\u003eThe Sinn Watch 857 UTC Testaf Leather \u003cstrong\u003e857.040 LEATHER\u003c\/strong\u003e features a bead-blasted stainless steel case enhanced with TEGIMENT technology for superior scratch resistance. The bidirectional pilot’s bezel enables accurate interval timing, while the matte black dial ensures exceptional readability with luminous numerals, indices, and hands alongside a GMT display. Sapphire crystal with anti-reflective coating and 200 metre water resistance ensure durability.\u003c\/p\u003e\u003cp\u003eThis Swiss-made automatic GMT pilot watch is ideal for aviation professionals and enthusiasts seeking a certified instrument watch. Suitable for cockpit use and daily wear, it combines precision with rugged design. The Sinn Watch 857 UTC Testaf Leather \u003cstrong\u003e857.040 LEATHER\u003c\/strong\u003e delivers reliability and performance.\u003c\/p\u003e","brand":"Archive","offers":[{"title":"Default \/ Black","offer_id":53718212444501,"sku":"SIN-316","price":1865.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3996\/3477\/files\/sinn-watch-857-utc-testaf-leather-857-040-leather-image-1.png?v=1777464157","url":"https:\/\/www.clarindon.co.uk\/products\/sinn-857-utc-testaf-leather-857-040-watch-sn-316","provider":"Clarindon Jewellers","version":"1.0","type":"link"}