{"product_id":"rolex-datejust-31mm-278243-0021-dark-grey-dial-yellow-rolesor-oyster-watch","title":"Rolex Datejust 31 278243-0021 Dark Grey Diamond Dial Yellow Rolesor Oyster Watch","description":"\u003cp\u003eAt 31 mm, this Datejust 31 is built around a monobloc middle case crafted in Yellow Rolesor — Rolex's combination of Oystersteel and yellow gold — fitted with a domed bezel and a scratch-resistant sapphire crystal with a Cyclops lens positioned over the date. A screw-down case back and screw-down winding crown with the Twinlock double waterproofness system deliver water resistance to 100 metres \/ 330 feet.\u003c\/p\u003e\u003cp\u003eThe dark grey dial is set with diamonds in 18 kt gold settings, adding a quietly luxurious character to the face. The three-piece solid-link Oyster bracelet shares the same Yellow Rolesor construction as the case and secures with a folding Oysterclasp equipped with an Easylink 5 mm comfort extension link.\u003c\/p\u003e\u003cp\u003ePower comes from the Calibre 2236, a perpetual mechanical self-winding movement manufactured by Rolex. It features a Syloxi silicon hairspring with patented geometry, high-performance Paraflex shock absorbers, bidirectional winding via a Perpetual rotor, an approximately 55-hour power reserve, and a precision rating of -2\/+2 seconds per day after casing. The movement carries Superlative Chronometer certification, reflecting both COSC testing and Rolex's own post-casing standards.\u003c\/p\u003e","brand":"It's That Time","offers":[{"title":"Default Title","offer_id":49919890063589,"sku":null,"price":18818.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/5600\/7653\/files\/Rolex-278243-0021-darkgreydiamond-domed-oyster.jpg?v=1782916147","url":"https:\/\/itsthattimenyc.com\/products\/rolex-datejust-31mm-278243-0021-dark-grey-dial-yellow-rolesor-oyster-watch","provider":"It's That Time ","version":"1.0","type":"link"}