Rolex 278273NG Black Oys
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Description
MODEL CASE
Oyster, 31 mm, Oystersteel and yellow gold
OYSTER ARCHITECTURE
Monobloc middle case, screw-down case back and winding crown
DIAMETER
31 mm
MATERIAL
Yellow Rolesor - combination of Oystersteel and yellow gold
BEZEL
Fluted
WINDING CROW
Screw-down, Twinlock double waterproofness system
CRYSTAL
Scratch-resistant sapphire, Cyclops lens over the date
Water resistance
Waterproof to 100 metres / 330 feet
MOVEMENT
Perpetual, mechanical, self-winding
CALIBRE
2236, Manufacture Rolex
PRECISION
-2/+2 sec/day, after casing
FUNCTIONS
Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting
OSCILLATOR
Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers
WINDING
Bidirectional self-winding via Perpetual rotor
POWER RESERVE
Approximately 55 hours
BRACELET
Oyster, three-piece solid links
MATERIAL
Yellow Rolesor - combination of Oystersteel and yellow gold
CLASP
Folding Oysterclasp with Easylink 5 mm comfort extension link
DIAL
Black mother-of-pearl set with diamonds
GEM SEETINGS
Diamonds in 18 ct gold settings