{"product_id":"rolex-lady-datejust-31-31-mm-278243sdo","title":"Rolex Lady-Datejust 31 31 mm 278243SDO Steel\/Yellow Gold Silver","description":"\u003cp\u003eThe Rolex Lady-Datejust 31 reference 278243SDO is a brand-new 31mm two-tone watch combining Oystersteel and 18k yellow gold with a classic silver dial and a yellow gold domed bezel on an Oyster bracelet. This reference brings together Rolex's signature Datejust elegance with the warmth of yellow gold accents, making it one of the most sought-after Lady-Datejust configurations available for sale today.\u003c\/p\u003e\n\u003cp\u003eReference 278243SDO stands out for its refined two-tone construction, timeless silver dial, and the polished sophistication of the yellow gold domed bezel—details that make it equally at home in formal and everyday settings. Contact Bizak and Co. to buy this Rolex Lady-Datejust 31 online or to learn more about acquiring this exceptional timepiece.\u003c\/p\u003e\n\u003cp\u003eCompare it across \u003ca href=\"\/collections\/rolex-lady-datejust-31\"\u003eevery Lady-Datejust 31 reference we carry\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/rolex\"\u003eRolex collection\u003c\/a\u003e at Bizak \u0026amp; Co.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuy this Lady-Datejust 31, trade in your current watch, or sell us yours.\u003c\/strong\u003e Contact Bizak \u0026amp; Co. to make an offer or request a fair-market valuation.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What makes the Rolex Lady-Datejust 31 ref. 278243SDO special?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Reference 278243SDO combines Oystersteel and 18k yellow gold in a 31mm Oyster case with a silver dial and a classic yellow gold domed bezel—one of the most timeless and versatile two-tone configurations Rolex offers. Its balanced proportions and refined details make it equally suited to formal occasions and everyday luxury wear.\"}},{\"@type\":\"Question\",\"name\":\"What movement powers the Rolex Lady-Datejust 31 278243SDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Lady-Datejust 31 ref. 278243SDO is powered by a Rolex automatic movement, reflecting the brand's long-standing commitment to in-house mechanical excellence. The movement is self-winding and housed within an Oyster case that provides 100 meters (330 feet) of water resistance.\"}},{\"@type\":\"Question\",\"name\":\"What is the case size of the Rolex Lady-Datejust 31 278243SDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The case measures 31mm in diameter, placing it between the classic 28mm Lady-Datejust and the larger Datejust 36. This size offers a confident, contemporary wrist presence while remaining thoroughly feminine and elegant.\"}},{\"@type\":\"Question\",\"name\":\"Is the Rolex Lady-Datejust 31 suitable for everyday wear?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Absolutely. The Oystersteel and yellow gold Oyster case is built to Rolex's exacting standards, and the 100-meter water resistance means it can handle daily life with ease. The Oyster bracelet adds comfort and security for all-day wear, making this reference as practical as it is luxurious.\"}},{\"@type\":\"Question\",\"name\":\"What are the dial and bezel details on ref. 278243SDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The watch features a clean silver dial that provides excellent legibility and a sense of bright, timeless elegance. The bezel is a yellow gold domed design—a hallmark of the Datejust line—which frames the dial with a smooth, graceful profile that complements the two-tone case beautifully.\"}},{\"@type\":\"Question\",\"name\":\"How can I buy the Rolex Lady-Datejust 31 278243SDO from Bizak and Co.?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This reference is available brand new and certified authentic at bizakandco.com. You can purchase online directly or contact our team for personalized assistance—we are happy to answer questions, provide additional photos, and guide you through a secure transaction. Please note that Bizak and Co. is not an authorized Rolex dealer.\"}}]}\u003c\/script\u003e","brand":"Rolex","offers":[{"title":"Default Title","offer_id":48860672131307,"sku":"278243SDO","price":12881.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/8688\/7147\/files\/278243SDO_a7baba28-2f13-4281-a6dc-dc5f5ad0fb54.jpg?v=1781361780","url":"https:\/\/bizakandco.com\/products\/rolex-lady-datejust-31-31-mm-278243sdo","provider":"Bizak \u0026 Co.","version":"1.0","type":"link"}