Brand: Rolex

Series: Datejust Oyster Perpetual Ladies' Model

Specific Model: 279139RBR

Gender: Women's/Ladies'

Case: Oyster

Case Diameter: 28 mm

Case Material: 18K White Gold (All precious metal construction)

Bezel: Diamond-set white gold bezel

Dial Color: Usually champagne/silver/lacquered (specific color may vary depending on the actual model)

Hour Markers: Diamond hour markers (some may have Roman numerals)

Date Display: Date window at 3 o'clock + Cyclops magnifier

Movement: Automatic winding Rolex in-house Perpetual 2236/2235 movement (including date mechanism, excellent antimagnetic and precision performance)

Power Reserve: Approximately 55 hours or more

Water Resistance: 100 meters (10 ATM)

Bracelet: Three-section President bracelet or Classic Oyster chain (depending on specific configuration)