
Ref. 228345RBR-0025
The Rolex Day-Date 40 mm, reference 228345RBR-0025, is cased in 18 ct Everose gold with a diamond-set bezel. The case measures 40 mm across and 12 mm thick, with a sapphire crystal bearing a Cyclops lens over the date. Inside is the calibre 3255, a self-winding Manufacture movement with a power reserve of approximately 70 hours and Superlative Chronometer certification. The slate ombré dial pairs with day and date apertures, a central seconds hand, and is set with diamonds. A rose gold President bracelet, with semi-circular three-piece links, closes with a concealed folding Crownclasp in matching gold. The screw-down crown, part of the Twinlock system, keeps the case waterproof to 100 metres.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Men
CASE
Diameter
40mm
Thickness
12mm
Case Material
Rose Gold
Water Resistance
100m
Crystal
Sapphire Crystal
Bezel Material
Gem-set
MOVEMENT
Movement Type
Automatic
Caliber
3255
Power Reserve
72h
Frequency
28,800 vph
Jewels
31 jewels
DIAL
Dial Color
Slate
Numerals
Lines
BRACELET/STRAP
Bracelet/Strap
Rose Gold
Clasp Type
Hidden Fold Clasp
Clasp Material
Rose Gold
