{"product_id":"sinn-instrument-657-watch-657010-leather-strap-sn-045","title":"Sinn Instrument 657 D","description":"\u003cp\u003e\u003cstrong\u003eSinn Instrument 657 657.010 LEATHER\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Sinn Instrument 657 \u003cstrong\u003e657.010 LEATHER\u003c\/strong\u003e is a Swiss-made pilot watch designed for precision, durability, and enhanced functionality. Powered by the ETA 2824-2 automatic movement, this luxury instrument watch operates at 28,800 vibrations per hour with 25 jewels, ensuring reliable and accurate timekeeping. As an evolution of the 656 series, it offers increased size and improved presence while maintaining robust engineering standards.\u003c\/p\u003e\u003cp\u003eThe Sinn Instrument 657 \u003cstrong\u003e657.010 LEATHER\u003c\/strong\u003e features a stainless steel case equipped with a captive pilot’s bezel for precise time tracking. The dial includes luminous hands and markers for optimal readability in low-light conditions, while magnetic field protection enhances reliability in demanding environments. Sapphire crystal with anti-reflective coating protects the dial, and the nickel-free case back ensures comfort. The leather strap adds a classic finishing touch.\u003c\/p\u003e\u003cp\u003eThis Swiss-made automatic pilot watch is ideal for professionals and enthusiasts seeking a reliable and functional timepiece. Suitable for aviation use and everyday wear, it combines durability with clean design. The Sinn Instrument 657 \u003cstrong\u003e657.010 LEATHER\u003c\/strong\u003e delivers precision and performance.\u003c\/p\u003e","brand":"Archive","offers":[{"title":"Default \/ Black","offer_id":53718151332181,"sku":"SIN-045","price":915.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3996\/3477\/files\/sinn-instrument-657-d-657-010-leather-image-1.jpg?v=1777460974","url":"https:\/\/www.clarindon.co.uk\/fr\/products\/sinn-instrument-657-watch-657010-leather-strap-sn-045","provider":"Clarindon Jewellers","version":"1.0","type":"link"}