Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Stainless Steel / Rose Gold / Diamond / Rose - Diamond / Oyster

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
Reference279381RBR-0028
FamilyLady-Datejust
MovementRolex caliber 2236 Hours, Minutes, Seconds | Date | Chronometer
CaseRose 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 279381RBR-0028, seen from the bench

The Lady-Datejust 28 model 279381RBR-0028 combines Everose gold and Oystersteel 904L in a modern Rolesor design. The 28mm case features the Rolex 2236 caliber with Syloxi balance wheel and hairspring, offering a 55-hour power reserve and ±2 seconds/day precision. The diamond-set bezel and floral dial provide luxury jewelry styling. The 14mm lug width requires specifically tailored straps for proper fit.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279381RBR-0028?

The Rolex Lady-Datejust 279381RBR-0028 has a lug width of 14mm. This measurement is specific to the 28mm case format of the Lady-Datejust and is not interchangeable with straps designed for larger Datejust references. Always verify the measurement with a digital calliper before purchasing a replacement strap.

What is the best strap for the Rolex Lady-Datejust 279381RBR-0028?

For the Lady-Datejust 279381RBR-0028 in Everose gold, an alligator strap with vegetable tanning in shades of burgundy, plum or midnight blue provides the finest balance between elegance and longevity. Box-calf leather is the preferred alternative for versatile daily wear. In both cases, a deployant clasp in rose gold or steel significantly extends strap life and maintains consistent wrist fit.

How do you change the strap on a Rolex Lady-Datejust 279381RBR-0028?

To remove the original strap from the Lady-Datejust 279381RBR-0028, use a fine-tipped spring bar tool, ideally with a protective tip to avoid scratching the Everose gold lugs. Compress the spring bar ends inward within the lug channel to release them. Rest the case on a soft cloth and work on a protected surface. For aftermarket straps, confirm that the supplied spring bars have the correct diameter for 14mm lugs.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279381RBR-0028?

Yes, there are artisan-made aftermarket straps fully compatible with the 14mm lugs of the Lady-Datejust 279381RBR-0028. It is essential to select manufacturers who work specifically with this width, as the narrow measurement requires dedicated saddlery tooling. Milano Straps offers a curated selection of 14mm straps available online, alongside the bespoke Casati Milano service for fully personalised commissions.

How long does a leather strap last on a Rolex Lady-Datejust 279381RBR-0028?

The lifespan of a leather strap depends on the quality of the hide, the tanning method and daily use. A vegetable-tanned alligator strap, properly maintained and rotated with a second strap, can last between three and five years whilst developing a distinguished patina. A deployant clasp reduces stress on the keeper, which is the point of greatest mechanical wear. Avoid prolonged exposure to perspiration, perfume and direct moisture.

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