Current Production
Lady-Datejust
ROLEX 279178-0013
Rolex does not publish a price for this reference on its own site.
Case diameter28 mm
Case materialGold
BezelFluted bezel
CrystalScratch-resistant sapphire, Cyclops lens over the date
Water resistance100 m
MovementPerpetual, mechanical, self-winding
Calibre2236
Power reserve55 hours
CertificationSuperlative Chronometer (official chronometer certification + Rolex certification after casing)
DialChampagne-colour set with diamonds
Bracelet or strapPresident
Specifications as published by Rolex →
Last verified Aug 18, 2026