Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Rolesor Rose Diamond / Oyster / Chocolate 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
Reference279381rbr-0010
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-0010, seen from the bench

The Lady-Datejust 28 Rolesor Rose Diamond reference 279381rbr-0010 features a 28mm Oyster case in 18-carat Everose gold and Oystersteel, with a diamond-set bezel and Roman numeral dial. Powered by the Rolex calibre 2236 chronometer-certified movement with silicon Syloxi hairspring, it offers precision of ±2 seconds per day. Water-resistant to 100 metres, this two-tone timepiece is equipped with a Cyclops lens at 3 o'clock with 2.5x magnification for the date window. The lug width is 14mm, specific to the 28mm Lady-Datejust case and not interchangeable with larger versions.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279381rbr-0010?

The Rolex Lady-Datejust 279381rbr-0010 features a 28mm case with a lug width of 14mm. This measurement is specific to the 28mm variant and is not interchangeable with the 31mm Lady-Datejust (16mm lugs) or the 36mm Datejust (20mm lugs). Always verify the lug width with a digital calliper before purchasing an aftermarket strap.

What is the best strap for the Rolex Lady-Datejust 279381rbr-0010?

For the 279381rbr-0010 in Everose gold and Oystersteel, a vegetable-tanned alligator strap with a 14mm rose gold buckle is the most technically and aesthetically consistent choice. The alligator grain scales proportionally to the 28mm case. Shell cordovan develops a uniform patina over time, while vulcanised rubber is recommended for intensive daily wear.

How do you change the strap on a Rolex Lady-Datejust 279381rbr-0010?

To remove the original bracelet or strap from the Lady-Datejust 279381rbr-0010, a spring bar tool is required. The spring bars are located within the case lugs: compressing the tip of each bar releases the strap without force. Rolex uses standard spring bars with a 1.8mm diameter. Work on a soft surface to avoid scratching the Everose gold case. If in doubt, consult a qualified watchmaker.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279381rbr-0010?

Yes. Any strap with a 14mm lug width and standard spring bars is compatible with the Lady-Datejust 279381rbr-0010. Milanostraps.it offers a curated selection of handcrafted straps in 14mm, crafted in alligator, calf leather, shell cordovan, and rubber, with custom stitching and buckle options. The Casati Milano atelier also provides a fully bespoke service by appointment.

How long does a leather strap last on a Rolex Lady-Datejust 279381rbr-0010?

The lifespan of a leather strap depends on the material, frequency of use, and exposure to perspiration and water. A vegetable-tanned alligator strap with regular daily use and proper care — periodic conditioning with a suitable leather cream — retains its structural and aesthetic integrity for 3 to 5 years. Shell cordovan offers greater durability due to its dense fibre structure. A handcrafted strap with saddle stitching and polyester thread will last significantly longer than an industrially glued product.

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