
Ref. 278341RBR-0027
The Rolex Datejust 31 mm, reference 278341RBR-0027, has a case measuring 31 mm in steel and gold. The domed bezel is set with diamonds, matching the chocolate dial that is itself set with diamonds. A sapphire crystal with a Cyclops lens sits over the date. The self-winding calibre 2236 drives the watch, offering a power reserve of approximately 55 hours and chronometer certification. Central seconds and an instantaneous date round out the functions, with a screw-down crown protecting the movement. The steel and gold bracelet closes with a folding Oysterclasp fitted with the Easylink comfort extension. Water resistance reaches 100 metres, a rating the Twinlock crown helps maintain.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Women
CASE
Diameter
31mm
Case Material
Gold/Steel
Water Resistance
100m
Crystal
Sapphire Crystal
Bezel Material
Gem-set
MOVEMENT
Movement Type
Automatic
Caliber
2236
Power Reserve
55h
Frequency
28,800 vph
Jewels
55 jewels
DIAL
Dial Color
Brown
Numerals
Gemstones
BRACELET/STRAP
Bracelet/Strap
Gold/Steel
Clasp Type
Fold Clasp
Clasp Material
Gold/Steel
