
Ref. 228398TBR-0003
Rolex Day-Date 40, reference 228398TBR-0003, measures 40 mm in yellow gold. The case stands 12 mm thick and carries a screw-down winding crown as part of the Oyster architecture. A diamond-set bezel surrounds the champagne-colour dial, which 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 about 70 hours and Superlative Chronometer certification. The watch shows the day and date in apertures alongside a running seconds display. It is fitted with a President bracelet in yellow gold, closed by a concealed folding Crownclasp. With the crown screwed down, the case holds its rating of 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
Champagne
Numerals
Roman Numerals
BRACELET/STRAP
Bracelet/Strap
Yellow Gold
Clasp Type
Hidden Fold Clasp
Clasp Material
Yellow Gold
