{"product_id":"sinn-instrument-657-s-watch-657020-rubber-strap-sn-135","title":"Sinn Instrument 657 S D","description":"\u003cp\u003e\u003cstrong\u003eSinn Instrument 657 S 657.020 Rubber Strap\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Sinn Instrument 657 S \u003cstrong\u003e657.020 Rubber Strap\u003c\/strong\u003e is a Swiss-made pilot watch engineered for durability, precision, and modern functionality. Powered by the ETA 2824-2 automatic movement, this luxury instrument watch operates at 28,800 vibrations per hour with 25 jewels, ensuring accurate and dependable performance. Designed as part of the 657 series, it emphasizes readability and resilience in demanding conditions.\u003c\/p\u003e\u003cp\u003eThe Sinn Instrument 657 S \u003cstrong\u003e657.020 Rubber Strap\u003c\/strong\u003e features an all-black stainless steel case with a captive pilot’s bezel for precise elapsed time tracking. The dial includes luminous hands and indices for excellent visibility, along with a date window positioned between 4 and 5 o’clock. Magnetic field protection enhances reliability, while sapphire crystal with anti-reflective coating ensures durability. The rubber strap provides flexibility and comfort for active use.\u003c\/p\u003e\u003cp\u003eThis Swiss-made automatic pilot watch is ideal for professionals and enthusiasts seeking a rugged and versatile timepiece. Suitable for aviation environments and everyday wear, it combines performance with contemporary design. The Sinn Instrument 657 S \u003cstrong\u003e657.020 Rubber Strap\u003c\/strong\u003e ensures reliability and clarity.\u003c\/p\u003e","brand":"Archive","offers":[{"title":"Default \/ Black","offer_id":53718151299413,"sku":"SIN-135","price":1115.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3996\/3477\/files\/sinn-instrument-657-s-d-657-020-rubber-strap-image-1.jpg?v=1777460974","url":"https:\/\/www.clarindon.co.uk\/es\/products\/sinn-instrument-657-s-watch-657020-rubber-strap-sn-135","provider":"Clarindon Jewellers","version":"1.0","type":"link"}