{"product_id":"rolex-datejust-31mm-278243-0023-black-mother-of-pearl-dial-yellow-rolesor-oyster-watch","title":"Rolex Datejust 31 278243-0023 Black Mother-of-Pearl Diamond Dial Yellow Rolesor Oyster Watch","description":"\u003cp\u003eAt the heart of this Datejust 31 is a black mother-of-pearl dial set with diamonds mounted in 18 kt gold settings, framed by a domed bezel and protected by scratch-resistant sapphire crystal with a Cyclops lens over the date. The 31 mm case is crafted in Yellow Rolesor — a combination of Oystersteel and yellow gold — featuring a monobloc middle case, screw-down case back, and a screw-down Twinlock winding crown for waterproofness to 100 metres \/ 330 feet.\u003c\/p\u003e\u003cp\u003eThe three-piece solid-link Oyster bracelet is also rendered in Yellow Rolesor and fastens with a folding Oysterclasp equipped with an Easylink 5 mm comfort extension link. Inside, the Calibre 2236 Manufacture Rolex movement runs as a perpetual, mechanical, self-winding calibre with bidirectional winding via a Perpetual rotor, a Syloxi silicon hairspring with patented geometry, and Paraflex shock absorbers — delivering a precision of -2\/+2 seconds per day after casing and approximately 55 hours of power reserve.\u003c\/p\u003e\u003cp\u003eFunctions include centre hour, minute, and seconds hands, instantaneous date with rapid setting, and stop-seconds for precise time setting. The watch carries Superlative Chronometer certification, reflecting both COSC testing and Rolex certification after casing. Reference 278243-0023.\u003c\/p\u003e","brand":"It's That Time","offers":[{"title":"Default Title","offer_id":49919890129125,"sku":null,"price":19416.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/5600\/7653\/files\/Rolex-278243-0023-blackmopdiamond-domed-oyster.jpg?v=1782916148","url":"https:\/\/itsthattimenyc.com\/products\/rolex-datejust-31mm-278243-0023-black-mother-of-pearl-dial-yellow-rolesor-oyster-watch","provider":"It's That Time ","version":"1.0","type":"link"}