Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Rolesor Rose Diamond / Oyster / Olive Diamond

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-0008
FamilyLady-Datejust
MovementRolex caliber 2236 hours, minutes, seconds | date | chronometer
Year2016
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-0008, seen from the bench

The Lady-Datejust represents the feminine version of the classic Rolex Datejust, originally introduced in 1945. It houses the automatic Calibre 2236 chronometer-certified movement with hour, minute, second and date functions. The 14mm lug design and the iconic Cyclops lens for date magnification complete this timeless ladies' timepiece.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279381rbr-0008?

The Rolex Lady-Datejust 279381rbr-0008 has a lug width of 14 mm. This is a non-standard size compared to more common formats, so strap compatibility must be verified before purchase. For an accurate measurement, use a digital calliper between the two lugs of the case.

What is the best strap for the Rolex Lady-Datejust 279381rbr-0008?

Given the Oystersteel and Everose gold case of the Lady-Datejust 279381rbr-0008, straps in dark brown or cognac alligator, smooth calf leather in warm tones, and shell cordovan are the most aesthetically coherent choices. A deployant clasp in satin steel or rose gold completes the system with visual continuity between strap and case.

How do you change the strap on a Rolex Lady-Datejust 279381rbr-0008?

To replace the strap on the Lady-Datejust 279381rbr-0008, a precision springbar tool is required to release the spring bars from the 14 mm lugs. The operation is delicate given the small case dimensions: work on a soft surface and use fine tools to avoid scratching the Everose gold.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279381rbr-0008?

Yes. Milanostraps.it offers a selection of aftermarket straps with a 14 mm lug width compatible with the Lady-Datejust 279381rbr-0008. Available in calf leather, alligator, and rubber, all finished to measure to integrate seamlessly with the 28 mm case.

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

The lifespan of a leather strap depends on material quality and daily care. A vegetable-tanned or shell cordovan strap, with regular use and proper maintenance (avoiding prolonged contact with water and perspiration, applying leather conditioner periodically), typically lasts 2–4 years before the internal structure begins to deteriorate. Casati Milano straps carry an 18-month guarantee 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