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Used. Very Good condition. Protective film still intact.
Original box and papers included.
White serial tag and green COSC included.
International factory warranty to 2026.
Datejust 31
Oyster, 31 mm, yellow gold
Reference 278278
This Oyster Perpetual Datejust 31 in 18 ct yellow gold features an olive-green, diamond-set dial and a President bracelet.
Olive-Green Dial
A watchmaking technique
This dial features diamonds in 18 ct gold settings. The sunray finish creates delicate light reflections on many dials in the Oyster Perpetual collection. It is obtained using masterful brushing techniques that create grooves running outwards from the centre of the dial.
Light is diffused consistently along each engraving, creating a characteristic subtle glow that moves depending on the position of the wrist. Once the sunray finish has been completed, the dial colour is applied using Physical Vapour Deposition or electroplating. A light coat of varnish gives the dial its final look.
Fluted bezel
A Rolex signature
The Rolex fluted bezel is a mark of distinction. Originally, the fluting of the Oyster bezel had a functional purpose: it served to screw the bezel onto the case helping to ensure the waterproofness of the watch.
It was therefore identical to the fluting on the case back, which was also screwed onto the case for waterproofness, using specific Rolex tools. Over time, the fluting became an aesthetic element, a genuine Rolex signature feature. Today the fluted bezel is a mark of distinction, in gold on this Datejust 31.
18 ct yellow gold
Commitment to excellence
By operating its own exclusive foundry, Rolex has the unrivalled ability to cast the highest quality 18 ct gold alloys. According to the proportion of silver, copper, platinum or palladium added, different types of 18 ct gold are obtained: yellow, pink or white.
They are made with only the purest metals and meticulously inspected in an in-house laboratory with state-of-the-art equipment, before the gold is formed and shaped with the same painstaking attention to quality. Rolex's commitment to excellence begins at the source.
The President bracelet
The ultimate refinement
The design, development and production of Rolex bracelets and clasps, as well as the stringent tests they face, involve advanced high technology.
And, as with all the components of the watch, aesthetic controls by the human eye guarantee impeccable beauty. The President bracelet, with its semi-circular three piece links, was created in 1956 for the launch of the Oyster Perpetual Day-Date. It represents the ultimate in refinement and comfort and is always made of carefully selected precious metals.
Basic Info
Brand - Rolex
Model - Datejust 31
Reference Number - 278278
Year of Production - 2021
Model Case
Case Material - Yellow Gold
Case Diameter - 31 mm
Water Resistance - 10 ATM
Bezel Material - Yellow Gold
Crystal - Sapphire Crystal
Dial - Green
Dial Numerals - Gemstones
Bracelet/Strap
Bracelet Material - Yellow Gold
Bracelet Color - Yellow Gold
Clasp - Fold Clasp
Clasp Material - Yellow Gold
Caliber
Movement - Automatic
Caliber/Movement - 2236
Power Reserve - 55 h
Number of Jewels - 31
Functions
Date