{"product_id":"aquis-date-41-5mm-green-copy","title":"Oris Big Crown X1 Calculator","description":"\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003eThe Oris Big Crown X1 Calculator (reference 01 675 7648 4264-Set 5 23 77) pays homage to the first manned supersonic flight of 1947, blending vintage aviation heritage with genuine slide-rule functionality. Crafted from multi-piece stainless steel with a grey PVD-plated finish, its case offers a bold, substantial wrist presence. The black dial, featuring luminous Arabic numerals and index hour markers alongside three subsidiary dials for continuous seconds, a 30-minute counter and a 12-hour counter, is powered by the dependable calibre Oris 675 (a modification of the ETA 7750) automatic movement, offering robust chronograph accuracy with day and date display.\u003c\/p\u003e\n\u003cp\u003eWith its historically accurate rotating slide-rule bezel, domed sapphire crystal with double-sided anti-reflective coating, and a screwed see-through case-back with special engravings, this Big Crown X1 Calculator bridges Oris's aviation heritage with genuine engineering utility. Paired with a leather strap and grey PVD-plated pin buckle, this watch remains a versatile classic—equally at home as a tool watch or a standout in an aviation-themed collection.\u003c\/p\u003e\n\u003cp\u003eThis piece presents in excellent condition with box and papers.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eMovement\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic, mechanical, self-winding, with red rotor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibre\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e675, Manufacturer Oris (base ETA 7750)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJewels\u003c\/td\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Reserve (h)\u003c\/td\u003e\n\u003ctd\u003e48 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctions\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCentre hour, minute and chronograph 1\/4 second hands. Subsidiary dials for continuous seconds, 30-minute and 12-hour counters. Day\/date window with correctors. Stop-second\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e4 Hz (28,800 vph)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eCase\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003eMulti-piece Stainless Steel, grey PVD plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Diameter\u003c\/td\u003e\n\u003ctd\u003e46 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Thickness\u003c\/td\u003e\n\u003ctd\u003e15.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Resistance\u003c\/td\u003e\n\u003ctd\u003e30 m \/ 3 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBezel\u003c\/td\u003e\n\u003ctd\u003eRotating, bidirectional, slide-rule detailing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrystal\u003c\/td\u003e\n\u003ctd\u003eSapphire Crystal, domed both sides, double-sided anti-reflective coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase-back\u003c\/td\u003e\n\u003ctd\u003eScrewed, grey PVD plated, see-through, special engravings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDial Colour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eStrap\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrap Material\u003c\/td\u003e\n\u003ctd\u003eLeather\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrap Width\u003c\/td\u003e\n\u003ctd\u003e23 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClasp\u003c\/td\u003e\n\u003ctd\u003ePin buckle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClasp Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel, grey PVD plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Oris","offers":[{"title":"Default Title","offer_id":52184081989928,"sku":"01 675 7648 4264","price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2517\/4164\/files\/Screenshot2026-08-02at1.05.34pm.png?v=1785640474","url":"https:\/\/swissemporium.com.au\/products\/aquis-date-41-5mm-green-copy","provider":"Swiss Emporium","version":"1.0","type":"link"}