Rolex Datejust 31 Ref. 278344RBR-0023
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About this product
Dark grey under a diamond-set white gold bezel on the Oyster bracelet — catalogued alongside 278344RBR-0017 with matching case, bezel, dial and bracelet. Charcoal with applied markers inside a ring of stones, in 31mm White Rolesor. Calibre 2236 inside, roughly fifty-five hours of reserve, monobloc middle case with a screw-down back.
This watch comes with the manufacturer's warranty card, backed up by our own Alan Furman & Co warranty.
Specifications
- Datejust Collection
- Oyster, 31mm White Rolesor — Oystersteel and 18 ct White Gold Case
- Monobloc Middle Case with Screw-Down Case Back
- Calibre 2236, Perpetual Self-Winding Movement
- Superlative Chronometer, Officially Certified
- Precision –2/+2 sec/day After Casing
- Approximately 55-Hour Power Reserve
- Syloxi Hairspring in Silicon
- Paraflex Shock Absorbers
- Dark Grey Dial with Applied Index Markers
- Domed, Diamond-Set White Gold Bezel
- Instantaneous Date at 3 o'clock with Cyclops Lens
- Screw-Down Twinlock Winding Crown
- Scratch-Resistant Sapphire Crystal
- Water Resistance – 100m/330ft
- Oyster Bracelet in White Rolesor
- Oysterclasp Folding Clasp with Easylink 5mm Comfort Extension