This is a Rolex Lady Datejust wristwatch, model number 279171CHDRJ. It features an automatic movement with approximately 55 hours power reserve (indicated as "55-hour power reserve" in the description). The watch has a chocolate dial featuring rose gold-tone hands and diamond markers at the hour positions. Roman numeral hour markers are present, notably appearing at the 9 o'clock position, while minute markers are around the outer rim.
The case is crafted from stainless steel with an 18ct yellow gold center link bracelet (Rolex Jubilee bracelet). It includes a fixed fluted bezel made of 18k Everose gold. The dial displays analog timekeeping and date functionality at the 3 o'clock position. A screw-down crown secures the crystal, which is protected by scratch-resistant sapphire glass. The case back is solid. This watch has an automatic movement.
The round case measures 28 mm in size. It is water resistant up to 100 meters (approximately 330 feet). Key features include: analog display, date function, hour and minute indicators, second hand for timekeeping, stainless steel case, yellow gold center links on the strap/st bracelet, fixed bezel with fluted finish, chocolate dial color, rose gold-colored elements, diamond accents at hour markers (9 o'clock), Roman numeral numerals (at 9 o'clock), sapphire crystal glass, automatic movement mechanism, screw-down crown closure, solid case back, round shape, and overall luxury style.