Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Rolesor Yellow Diamond / Oyster / Champagne 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-0010
FamilyLady-Datejust
MovementRolex caliber 2236 Hours, Minutes, Seconds | Date | Chronometer
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-0010, seen from the bench

The Rolex Lady-Datejust 28 Rolesor Yellow Diamond (ref. 279383rbr-0010) combines Oystersteel with 18k yellow gold in the historic Rolesor configuration patented in 1933. The 28mm case houses the Rolex Caliber 2236, a manufacture movement with silicon Syloxi balance wheel and approximately 55-hour power reserve, COSC certified with −2/+2 seconds daily tolerance. The diamond-set bezel and champagne roman dial feature Rolex's rapid date change system, with water resistance to 100 meters. The lug width is exactly 14mm, requiring aftermarket straps with properly profiled 14mm straight ends.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279383rbr-0010?

The lug width of the Rolex Lady-Datejust 279383rbr-0010 is 14mm. This measurement should be taken using a digital calliper placed inside the lugs, flush against the caseback. Respecting this dimension is essential to ensure a correct and secure fit of any replacement strap.

What is the best strap for the Rolex Lady-Datejust 279383rbr-0010?

For the Rolex Lady-Datejust 279383rbr-0010 in yellow Rolesor with a diamond-set bezel, a vegetable-tanned alligator strap is the most formally consistent choice, owing to its three-dimensional tile grain and the patina that develops over time. Shell cordovan offers a smooth, mirror-like surface of considerable refinement. For less formal occasions, vulcanised rubber preserves the waterproof integrity of the Oyster case.

How do you change the strap on the Rolex Lady-Datejust 279383rbr-0010?

The strap on the Rolex Lady-Datejust 279383rbr-0010 is removed using a springbar tool or a 1.0–1.2mm flat-head screwdriver. Compress the springbar on one side until it releases from the lug slot, then repeat on the opposite side. The operation takes approximately two minutes and requires no professional equipment, provided care is taken to avoid scratching the Oystersteel and gold case.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279383rbr-0010?

Yes. Aftermarket straps with a straight end in 14mm width are fully compatible with the Rolex Lady-Datejust 279383rbr-0010, provided the thickness and end profile respect the lug geometry. Milanostraps.it offers a curated selection of handcrafted 14mm straps calibrated for this watch family, available in leather, shell cordovan and rubber.

How long does a leather strap last on the Rolex Lady-Datejust 279383rbr-0010?

The lifespan of a leather strap on the Rolex Lady-Datejust 279383rbr-0010 depends on hide quality, frequency of wear and exposure to moisture and perspiration. A high-grade vegetable-tanned alligator strap, with regular use and proper care, typically lasts 3 to 5 years. Shell cordovan, being denser and more compact, can exceed 5 years. Casati Milano straps carry an 18-month warranty 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.

Request an appointment →

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