The Rolex Lady-Datejust ref: 279175-0023 features a 28mm case crafted from rose gold. This model, produced in 2015, is powered by the automatic winding Rolex caliber 2236. It includes a diamond-set bezel and displays the date function prominently. Additionally, this watch is certified as a chronometer, ensuring precision and reliability. The combination of these elements makes it a notable piece in the Lady-Datejust collection.