Rolex · Lady-Datejust

Strap for Lady-Datejust 28 Rolesor Yellow Domed / Jubilee / Champagne 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
Reference279163-0011
FamilyLady-Datejust
MovementRolex caliber 2236 hours, minutes, seconds | date | chronometer
Year2017
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 279163-0011, seen from the bench

The Rolex Lady-Datejust 279163-0011 belongs to a lineage that began in 1957 with the first wristwatch version of the Datejust for women. This 28mm Oyster case features a fluted bezel, date window at 3 o'clock with Cyclops lens, and combines 904L superaustenitic steel with 18ct yellow gold on the lugs, bezel, and crown. The case houses the Rolex caliber 2236, the latest movement developed for the Lady line, COSC-certified and tested to Superlative Chronometer standards (±2 seconds/day), featuring a silicon Syloxi balance and micrometrical adjustment. The lug width is 14mm, which determines compatible strap selection.

Frequently asked questions

What is the lug width of the Rolex Lady-Datejust 279163-0011?

The Rolex Lady-Datejust 279163-0011 has a lug width of 14mm, measured internally between the lug walls at their narrowest point, closest to the case. This dimension is critical when selecting a compatible strap and should be measured with a digital calliper for accuracy.

What is the best strap for the Rolex Lady-Datejust 279163-0011?

For the Lady-Datejust 279163-0011 in yellow Rolesor, the most suitable materials are alligator in cognac or bordeaux tones — which complement the warm hues of the yellow gold — and shell cordovan for those who prefer a smooth, densely grained surface. Vegetable-tanned calf leather is the structured alternative for daily wear. A butterfly deployant clasp is recommended to extend strap longevity by distributing opening pressure evenly.

How do you change the strap on a Rolex Lady-Datejust 279163-0011?

To replace the strap on the Lady-Datejust 279163-0011, use a fine-tipped spring bar tool. Insert the tip into the lug hole to compress the spring bar and release the strap from its seat. Care must be taken to avoid scratching the gold surfaces of the case. If in doubt, consult a watchmaker or the Casati Milano atelier.

Are there aftermarket straps compatible with the Rolex Lady-Datejust 279163-0011?

Yes. Any strap with a 14mm attachment and standard 1.5mm spring bars is compatible with the Lady-Datejust 279163-0011. Milano Straps offers a curated selection of handcrafted 14mm straps in leather, rubber and fabric, made in Italy with selected materials, requiring no adapters or case modifications.

How long does a leather strap last on a Rolex Lady-Datejust 279163-0011?

The lifespan of a leather strap depends on the material, frequency of use and care. A quality alligator strap, worn daily with moderate rotation between multiple straps, retains its structural and aesthetic integrity for 2 to 4 years. Shell cordovan, owing to its fibre density, tends to last longer. Milano Straps offers an 18-month warranty against manufacturing defects on all straps.

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