
Ref. 228398TBR-0040
The Rolex Day-Date 40 mm, reference 228398TBR-0040, comes in 18 ct yellow gold with a case measuring 40 mm across and 12 mm thick. The bezel is diamond-set, and the silver dial sits under a scratch-resistant sapphire crystal with a Cyclops lens over the date. Inside is the calibre 3255, a self-winding Rolex manufacture movement with a power reserve of approximately 70 hours and Superlative Chronometer certification. The watch shows the day and date, with luminous hands and indices for legibility. It is set with diamonds. The gold President bracelet closes with a concealed folding Crownclasp. A screw-down winding crown helps keep the case waterproof to 100 metres.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Men
CASE
Diameter
40mm
Thickness
12mm
Case Material
Yellow 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
Silver
Numerals
Lines
BRACELET/STRAP
Bracelet/Strap
Yellow Gold
Clasp Type
Hidden Fold Clasp
Clasp Material
Yellow Gold
