Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Rolesor Yellow Diamond / Oyster / Silver Roman

Takes 14 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width14 mm
Case diameter28 mm
Reference279383rbr-0006
FamilyLady-Datejust
MovementRolex caliber 2236 hours, minutes, seconds | date | chronometer
Year2016
CaseYellow Gold, Stainless Steel

Recommended spring bar

Spring bars Rolex Lady-Datejust 14mm — 1.5mm diameter

Technical match for lug width and diameter · lug 14 mm · Ø 1.5 mm

All Rolex spring barsOpen →

The Lady-Datejust 279383rbr-0006, seen from the bench

The Lady-Datejust 28 Rolesor Yellow Diamond is a 28mm stainless steel and 18k yellow gold watch (ref. 279383RBR-0006) featuring a diamond-set bezel and mother-of-pearl dial with applied indices. It houses the Rolex Caliber 2236, an automatic movement certified as Superlative Chronometer with ±2 seconds per day accuracy, equipped with a silicon Syloxi hairspring. The Oyster case provides 100m water resistance. Strap size is 14mm, requiring curved-end straps compatible with this specific lug width and geometry.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279383rbr-0006?

The lug width of the Rolex Lady-Datejust 279383rbr-0006 is 14mm, measured internally between the two lugs at the point where the strap attaches to the case. This is a non-standard measurement compared to the 20mm or 18mm typical of Rolex sports models, so verifying strap compatibility before purchase is essential.

What is the best strap for the Rolex Lady-Datejust 279383rbr-0006?

For the 279383rbr-0006 in yellow Rolesor with a pavée-set bezel, the most suitable strap is a vegetable-tanned alligator with curved ends, which integrates seamlessly with the lug curvature. Alternatively, box calf leather offers everyday versatility, whilst shell cordovan provides superior resistance to deformation over time.

How do you change the strap on a Rolex Lady-Datejust 279383rbr-0006?

Strap replacement on the Lady-Datejust 279383rbr-0006 involves removing the spring bars connecting the strap to the 14mm lugs. It is advisable to use a proper spring bar tool and work on a soft surface to avoid scratching the Oystersteel and yellow gold case. If in doubt, Casati Milano offers in-atelier assistance.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279383rbr-0006?

Yes, high-quality aftermarket straps are available for the Lady-Datejust 279383rbr-0006. The key requirement is a 14mm lug width with curved ends to fit correctly within the Oyster lugs. Milano Straps offers a dedicated 14mm selection in premium leathers, supplied with spring bars and fitting instructions.

How long does a leather strap last on a Rolex Lady-Datejust?

The lifespan of a leather strap on a Lady-Datejust depends on the material and frequency of wear. A quality vegetable-tanned alligator strap, with regular care and rotation with other straps, maintains structural and aesthetic integrity for 3–5 years. Shell cordovan, owing to its dense fibrous structure, can exceed 5 years whilst developing a distinctive patina. Casati Milano guarantees its straps for 18 months against manufacturing defects.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only