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Datejust 31 Oyster, 31 mm, Oystersteel and Everose gold Reference 278271
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Model case
Oyster, 31 mm, Oystersteel and Everose gold
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Oyster architecture
Monobloc middle case, screw-down case back and winding crown
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Diameter
31 mm
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Material
Everose Rolesor - combination of Oystersteel and Everose gold
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Bezel
Fluted
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Winding crown
Screw-down, Twinlock double waterproofness system
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Crystal
Scratch-resistant sapphire, Cyclops lens over the date
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Water resistance
Waterproof to 100 metres / 330 feet
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Movement
Perpetual, mechanical, self-winding
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Calibre
2236, Manufacture Rothtlex
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Precision
-2/+2 sec/day, after casing
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Functions
Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting
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Oscillator
Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers
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Winding
Bidirectional self-winding via Perpetual rotor
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Power reserve
Approximately 55 hours
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Bracelet
Jubilee, five-piece links
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Material
Everose Rolesor - combination of Oystersteel and Everose gold
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Clasp
Concealed folding Crownclasp
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Dial
Chocolate set with diamonds
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Gem settings
Diamonds in 18 ct gold settings
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